8:45 PM - Mike Fiers (Oak) (elbow) suffered a setback during his rehab assignment and is unlikely to return this season, Martin Gallegos of MLB.com reports.

12:00 PM - Mike Fiers (Oak) (elbow) was sharp over 34 pitches in his rehab appearance for Triple-A Las Vegas on Saturday, the team's official site reports.

12:56 PM - Mike Fiers (Oak) (elbow) will make a rehab appearance at Triple-A Las Vegas on Saturday, Matt Kawahara of the San Francisco Chronicle reports.

5:24 PM - Mike Fiers (Oak) (elbow) allowed three earned runs on three hits and a walk over 1.2 innings in Triple-A Las Vegas' loss to Reno on Tuesday. He struck out two.

6:40 PM - Mike Fiers (Oak) (elbow) will make a rehab start for Triple-A Las Vegas on Tuesday, Matt Kawahara of the San Francisco Chronicle reports.

4:07 PM - Mike Fiers (Oak) (elbow) will make a rehab start with Triple-A Las Vegas next week and could return before the end of the season, Martin Gallegos of MLB.com reports.

7:35 PM - Mike Fiers (Oak) (elbow) will throw against hitters Friday, Matt Kawahara of the San Francisco Chronicle reports.

2:12 PM - Mike Fiers (Oak) (elbow) threw a 20-pitch, all-fastballs bullpen session Friday, the Associated Press reports.

4:25 PM - Mike Fiers (Oak) (elbow) is slated to throw a bullpen session Friday, the Associated Press reports.

6:50 PM - Mike Fiers (Oak) Bob Melvin said Friday that the team has not ruled out the possibility of Fiers (elbow) pitching again this season, Matt Kawahara of the San Francisco Chronicle reports.

12:59 PM - Mike Fiers (Oak) (elbow) has no structural damage and won't require surgery, Justice delos Santos of MLB.com reports.

6:11 PM - Mike Fiers (Oak) (elbow) will see Dr. James Andrews on Wednesday after feeling elbow discomfort again Monday while throwing, Matt Kawahara of the San Francisco Chronicle reports.

4:25 PM - Mike Fiers (Oak) (elbow) felt discomfort when throwing off flat ground late last week and has been shut down from throwing temporarily, the team's official site reports.

7:05 PM - Mike Fiers (Oak) has resumed plyometric activities but still lacks a timeline for when he could resume throwing, Justice delos Santos of MLB.com reports.

5:52 PM - Mike Fiers (Oak) (elbow) was transferred to the 60-day injured list Friday, Martin Gallegos of MLB.com reports.

3:50 PM - Mike Fiers (Oak) (elbow) will be shut down for a couple of weeks, Martin Gallegos of MLB.com reports.

12:33 PM - Mike Fiers (Oak) was placed on the 10-day injured list with a sprained right elbow Saturday, Martin Gallegos of MLB.com reports.

3:48 AM - Mike Fiers (Oak) (0-2) allowed five runs on nine hits and two walks while fanning two across 3.1 innings Thursday against the Blue Jays. He was tagged with the loss.

2:00 PM - Mike Fiers (Oak) is scheduled to start Thursday's series finale against the Blue Jays, Matt Kawahara of the San Francisco Chronicle reports.

11:59 AM - Mike Fiers (Oak) will return to the rotation for at least one start Friday against the Orioles, Alex Coffey of The Athletic reports.

2:42 PM - Mike Fiers (Oak) pitching coach Scott Emerson said Monday that Fiers (hip) will work out of the bullpen initially after being reinstated from the 10-day injured list, Martin Gallegos of MLB.com reports.

2:30 PM - Mike Fiers (Oak) Athletics reinstated Fiers (hip) from the 10-day injured list Monday.

3:11 PM - Mike Fiers (Oak) manager Bob Melvin indicated that Fiers (hip) felt good Tuesday after making what was likely his final rehab start before returning from the 10-day injured list, Matt Kawahara of the San Francisco Chronicle reports. "We'll see where we go...He's going to have four more days of rest so we won't have to make a decision until then," Melvin said, when asked what role Fiers would fill upon being activated.

4:44 PM - Mike Fiers (Oak) (hip), who pitched in a simulated game Monday at the Athletics' alternate training site, is likely to do so at least two more times before a possible late-April regular-season debut, Jessica Kleinschmidt of NBC Sports Bay Area reports.

2:59 PM - Mike Fiers (Oak) (hip) will throw three innings against the Giants' Triple-A Sacramento players at the Athletics' alternate training site Monday, the Associated Press reports.

2:48 PM - Mike Fiers (Oak) (hip) is likely to conduct his next throwing session at the Athletics' alternate training site in Stockton soon, the Associated Press reports.

2:16 PM - Mike Fiers (Oak) (hip) is scheduled to pitch two innings in a simulated game Wednesday, Alex Coffey of The Athletic reports.

11:39 PM - Mike Fiers (Oak) (hip) was placed on the 10-day injured list Friday, Martin Gallegos of MLB.com reports.

5:54 PM - Mike Fiers (Oak) (hip) threw a bullpen session Friday, Shayna Rubin of The San Jose Mercury News reports.

1:24 PM - Mike Fiers (Oak) (hip) will play catch Thursday, Alex Coffey of The Athletic reports.

2:19 PM - Mike Fiers (Oak) will receive an injection Monday after an MRI revealed inflammation in his hip, Matt Kawahara of the San Francisco Chronicle reports.

3:59 PM - Mike Fiers (Oak) (back) has been shut down and will get an MRI on Sunday, Alex Coffey of The Athletic reports.

3:20 PM - Mike Fiers (Oak) is slightly behind the other projected members of the Athletics starting rotation due to what manager Bob Melvin has described as a minor back issue, Martin Gallegos of MLB.com reports.

3:42 PM - Mike Fiers (Oak) signed a one-year, $3.5 million contract with the Athletics on Saturday, Ken Rosenthal of The Athletic reports.

12:59 PM - Mike Fiers (Oak) didn't factor in the decision in Game 3 against the White Sox after allowing one run on five hits with two strikeouts and one walk over 1.2 innings.

8:09 AM - Mike Fiers (Oak) (5-2) threw six innings of six-hit, four-run ball during the A's 10-6 Friday night win over the Rangers. He struck out five.

8:13 PM - Mike Fiers (Oak) (4-2) allowed three runs on five hits and two walks while striking out four in five innings in a loss to the Padres on Sunday.

11:18 PM - Mike Fiers (Oak) (2-1) allowed two runs on seven hits and a walk over six innings Sunday, striking out four and picking up the win over the Giants.

5:18 PM - Mike Fiers (Oak) will start Sunday's game against the Giants, Martin Gallegos of MLB.com reports.

10:49 PM - Mike Fiers (Oak) (1-0) allowed four earned runs on seven hits and two walks while striking out two across six innings to earn the win Thursday against the Rangers.

9:07 PM - Mike Fiers (Oak) allowed four runs on seven hits over four innings and failed to record a strikeout in a no-decision versus the Angels on Sunday.

2:16 PM - Mike Fiers (Oak) is unlikely to receive the Opening Day starting nod due to the time he missed early in summer camp as a precaution, Jerry McDonald of The Mercury News reports. "He's probably not as far along as a couple of guys at this point based on the fact that he had to sit down for a couple of days," Melvin said. "When you only have so much time to get ready, maybe it sets you back a tad, but if anybody can make it up in a hurry it's him."

1:45 PM - Mike Fiers (Oak) returned to workouts Tuesday, Susan Slusser of the San Francisco Chronicle reports.

5:23 PM - Mike Fiers (Oak) is not yet in the Athletics' summer camp due to "pending issues" according to manager Bob Melvin, Susan Slusser of the San Francisco Chronicle reports.

1:03 PM - Mike Fiers (Oak) who allowed three runs (two earned) on five hits and a walk across five innings in a Cactus League loss to the Royals on Tuesday, feels sufficiently tuned up at this point in spring, Martin Gallegos of MLB.com reports. "I feel good at this point," Fiers said. "I could start the season in my next start and feel like I would be fine."

6:23 PM - Mike Fiers (Oak) fired four shutout innings in a Cactus League win over the Dodgers on Thursday, allowing one hit and no walks while recording four strikeouts.

4:01 PM - Mike Fiers (Oak) was included on the roster for Wednesday's American League Wild Card Game against the Rays, Neil Solondz of the Rays Radio Network reports.

12:23 PM - Mike Fiers (Oak) allowed two runs on four hits and two walks while striking out four over five innings in a no-decision against the Mariners on Friday night.

12:50 PM - Mike Fiers (Oak) (arm) is slated to make his next start Friday against the Rangers, but he may be on a lower pitch count than normal due to Jesus Luzardo's availability out of the bullpen, Martin Gallegos of MLB.com reports.

3:16 PM - Mike Fiers (Oak) (arm) relayed Wednesday that his recent MRI came back clean and that he's set to make his next scheduled start Sunday, Susan Slusser of the San Francisco Chronicle reports.

9:27 PM - Mike Fiers (Oak) (arm) threw a 35-pitch bullpen session Tuesday and should be able to start this weekend against the Rangers, Martin Gallegos of MLB.com reports.

9:37 PM - Mike Fiers (Oak) (arm) expects to throw a bullpen session Tuesday, Susan Slusser of the San Francisco Chronicle reports.

1:35 PM - Mike Fiers (Oak) Bob Melvin said Sunday that he expects Fiers (arm) to make his upcoming start during next weekend's home series with the Rangers, Susan Slusser of the San Francisco Chronicle reports.

10:23 PM - Mike Fiers (Oak) left Saturday's game against the Rangers with right arm irritation, Shayna Rubin of The San Jose Mercury News reports.

9:32 PM - Mike Fiers (Oak) left his start Saturday against the Rangers with an apparent arm injury, Susan Slusser of the San Francisco Chronicle reports.

11:40 PM - Mike Fiers (Oak) (14-4) gave up nine runs on nine hits and no walks while striking out one through one inning to take the loss against the Astros on Monday.

11:41 AM - Mike Fiers (Oak) will make his next start Tuesday against the Angels, Shayna Rubin of The San Jose Mercury News reports.

7:35 AM - Mike Fiers (Oak) (13-3) picked up the win Tuesday, giving up one run on eight hits and two walks over 5.1 innings while striking out five in a 2-1 victory over the Royals.

3:39 AM - Mike Fiers (Oak) took a no-decision in Thursday's 7-6 win over the Astros, allowing five runs on six hits and a walk while striking out three over six innings.

3:00 AM - Mike Fiers (Oak) (11-3) tossed seven scoreless innings with eight strikeout, zero walks and three hits allowed while capturing a victory against the White Sox on Friday.

9:59 PM - Mike Fiers (Oak) allowed two runs on four hits and four walks over six innings Sunday, striking out six during his no-decision in the win over Texas.

11:49 PM - Mike Fiers (Oak) didn't factor into the decision in Tuesday's 4-3 extra-innings win over the Astros, allowing two runs on six hits and two walks over 7.2 innings while striking out three.

8:18 AM - Mike Fiers (Oak) gave up two runs (one earned) on five hits and no walks while striking out four through six innings in a no-decision on Wednesday.

3:33 AM - Mike Fiers (Oak) (5-3) picked up the win Thursday after holding the Angels to three runs on seven hits and no walks with five strikeouts through six innings.

7:00 AM - Mike Fiers (Oak) didn't factor into the decision in Friday's 3-2 loss to the Astros, allowing two runs on four hits and three walks over 6.2 innings while striking out three.

12:05 PM - Mike Fiers (Oak) allowed three earned runs on four hits and three walks over six innings in a suspended game against the Tigers on Sunday. He struck out three.

5:14 AM - Mike Fiers (Oak) didn't factor into the decision in Monday's 6-5 loss to the Mariners, giving up one run on two hits and three walks over five innings while striking out four.

3:44 PM - Mike Fiers (Oak) will get an extra day of rest before his next scheduled start, Susan Slusser of the San Francisco Chronicle reports.

6:39 AM - Mike Fiers (Oak) (3-3) walked two and struck out six while throwing a no-hitter in Tuesday's 2-0 win over the Reds.

4:30 PM - Mike Fiers (Oak) (2-3) allowed three runs on five hits with three strikeouts and one walk across five innings in a loss to the Red Sox on Wednesday.

8:34 PM - Mike Fiers (Oak) (2-2) took the loss in Saturday's 10-1 rout at the hands of the Blue Jays, coughing up six runs on nine hits over 3.1 innings while striking out four.

5:55 PM - Mike Fiers (Oak) gave up six runs on seven hits with four walks while striking out two through 1.2 innings in a no-decision against the Astros on Sunday.

6:43 PM - Mike Fiers (Oak) (1-1) picked up the win against the Angels on Thursday, giving up just one hit and no runs over six innings, striking out two and walking three in a 4-0 victory for the Athletics.

9:18 AM - Mike Fiers (Oak) gave up five runs on four hits and two walks while striking out three in three frames Wednesday against the Mariners. He took the loss.

10:46 PM - Mike Fiers (Oak) allowed five runs on eight hits and one walk across 3.1 innings during Wednesday's spring game against the Cubs.

12:36 PM - Mike Fiers (Oak) Athletics named Fiers as their starter for the March 20 season opener versus the Mariners in Japan, Jane Lee of MLB.com reports.

4:21 PM - Mike Fiers (Oak) struck out five and gave up one run on three hits and no walks over three innings Tuesday in the Athletics' 17-5 exhibition loss to the Angels.

4:34 PM - Mike Fiers (Oak) signed a two-year deal to return to Oakland on Saturday, Jon Morosi of MLB Network reports.

9:42 AM - Mike Fiers (Oak) (12-8) allowed six earned runs on seven hits and a hit batsman over 3.1 innings in a loss to the Angels on Friday.

3:06 PM - Mike Fiers (Oak) is expected to serve as a long reliever Friday against the Angels, Susan Slusser of the San Francisco Chronicle reports.

2:37 PM - Mike Fiers (Oak) won't make his scheduled start Friday against the Angels.

9:53 PM - Mike Fiers (Oak) allowed one earned run on four hits and a walk while striking out five across six innings Saturday against the Twins. He did not factor into the decision.

4:30 PM - Mike Fiers (Oak) (12-7) allowed three runs on four hits and three walks while striking out two over four innings. He didn't factor into the decision Sunday against Tampa Bay.

7:43 PM - Mike Fiers (Oak) (12-6) gave up one run on four hits and one walk while striking out seven in six innings Tuesday in Baltimore. He picked up the win.

3:47 AM - Mike Fiers (Oak) (11-6) got the win Wednesday, allowing two runs on three hits and three walks while striking out five over six innings against the Yankees.

10:56 PM - Mike Fiers (Oak) didn't factor into the decision against the Mariners on Friday, giving up five earned runs on seven hits over 3.2 innings, striking out two and walking none in Oakland's eventual 7-5 victory.

11:31 PM - Mike Fiers (Oak) (10-6) picked up the win Saturday against the Twins, allowing one run on five hits and two walks across 5.2 innings. He struck out seven.

10:10 PM - Mike Fiers (Oak) (9-6) picked up the win against the Rangers on Monday, throwing seven one-hit innings without allowing a run, striking out eight and walking one in Oakland's 9-0 victory.

2:51 AM - Mike Fiers (Oak) (8-6) got the win Tuesday, allowing two runs on six hits while striking out six over six innings against the Mariners.

3:48 AM - Mike Fiers (Oak) allowed one run on four hits while striking out eight over 5.1 innings in Wednesday's win over the Dodgers. He did not factor into the decision.

3:14 PM - Mike Fiers (Oak) (shin) has been confirmed as Wednesday's starter against the Dodgers, Jason Beck of MLB.com reports.

1:33 PM - Mike Fiers (Oak) general manager David Forst said Fiers (shin) could start either Tuesday or Wednesday against the Dodgers, Susan Slusser of the San Francisco Chronicle reports.

10:22 AM - Mike Fiers (Oak) (shin) was traded from the Tigers to the Athletics on Monday in exchange for two players to be named later or cash considerations.

10:10 AM - Mike Fiers (Det) on Fiers' bruised left shin were negative Wednesday.

9:59 AM - Mike Fiers (Det) left Wednesday's game against the Reds with a left lower shin contusion.

7:06 PM - Mike Fiers (Det) didn't factor into the decision in Friday's 8-3 loss to Cleveland, allowing three runs on five hits and two walks over six innings while striking out four.

5:21 PM - Mike Fiers (Det) (7-6) earned the win with 6.1 shutout innings Saturday, working around seven hits and three walks while striking out six Red Sox batters.

11:27 PM - Mike Fiers (Det) (6-6) took the loss Friday as the Tigers fell 3-0 to the Astros, allowing three runs on nine hits over six innings while striking out two.

4:38 PM - Mike Fiers (Det) (6-5) picked up the win Saturday against the Rangers, as he tossed six innings of one-run ball. He gave up five hits and a walk, and struck out six.

5:17 PM - Mike Fiers (Det) tossed eight innings of one-run ball but did not factor into the decision in Monday's game against the Blue Jays. He allowed three hits and a walk and struck out five.