12:41 PM - Joan Adon (WSH) (biceps) was transferred to the 60-day injured list Friday.

2:59 PM - Joan Adon (WSH) Nationals placed Adon on the 15-day injured list Wednesday with a right biceps strain, Andrew Golden of Washington Post reports.

4:14 PM - Joan Adon (WSH) Nationals recalled Adon on Saturday.

4:25 PM - Joan Adon (WSH) Nationals optioned Adon to Triple-A Rochester on Friday.

1:23 PM - Joan Adon (WSH) Nationals recalled Adon from Triple-A Rochester on Monday.

10:56 AM - Joan Adon (WSH) was optioned to Triple-A Rochester by the Nationals on Wednesday, Andrew Golden of The Washington Post reports.

9:02 AM - Joan Adon (WSH) (0-0) didn't factor into the decision Tuesday, allowing one run on three hits and three walks over 4.0 innings against San Francisco. He struck out two.

3:31 PM - Joan Adon (WSH) was recalled from Triple-A Rochester and will start Tuesday at San Francisco, Mark Zuckerman of MASNSports.com reports.

9:43 AM - Joan Adon (WSH) Nationals optioned Adon to Triple-A Rochester on Monday.

9:40 AM - Joan Adon (WSH) did not factor into the decision Saturday, allowing three runs on six hits and two walks over four innings in a 5-3 loss against Atlanta. He struck out five.

9:30 AM - Joan Adon (WSH) (2-2) took the loss Tuesday, allowing four runs on eight hits and six walks over four-plus innings against the Pirates. He struck out four.

9:35 AM - Joan Adon (WSH) came away with a no-decision in Friday's 8-7 win over the Phillies, surrendering six runs on six hits and two walks over four innings. He struck out three.

2:02 PM - Joan Adon (WSH) (legs) is listed as the Nationals' starter for Friday's series opener against the Phillies, Mark Zuckerman of MASNSports.com reports.

8:09 PM - Joan Adon (WSH) was removed from Friday's start against the Athletics with an undisclosed injury, Andrew Golden of The Washington Post reports.

5:01 PM - Joan Adon (WSH) manager Dave Martinez confirmed Wednesday that Adon will have a permanent spot in the rotation down the stretch, Bobby Blanco of MASNSports.com reports.

2:09 PM - Joan Adon (WSH) was recalled from Triple-A Rochester ahead of his start against the Reds on Saturday, Mark Zuckerman of MASNSports.com reports.

11:01 AM - Joan Adon (WSH) manager Dave Martinez said Adon will be recalled from Triple-A Rochester to start Saturday's game in Cincinnati, Andrew Golden of The Washington Post reports.

4:32 PM - Joan Adon (WSH) was optioned to Triple-A Rochester on Monday, Mark Zuckerman of MASNSports.com reports.

4:46 PM - Joan Adon (WSH) Nationals recalled Adon from Triple-A Rochester on Friday, Andrew Golden of Washington Post reports.

3:01 PM - Joan Adon (WSH) remains on the Nationals' taxi squad but won't be formally called up from Triple-A Rochester to serve as the 27th man for Sunday's doubleheader with the Mets, Andrew Golden of The Washington Post reports.

9:11 AM - Joan Adon (WSH) Nationals optioned Adon to Triple-A Rochester on Tuesday, Jessica Camerato of MLB.com reports.

12:18 PM - Joan Adon (WSH) Nationals optioned Adon to Triple-A Rochester on Sunday.

12:51 PM - Joan Adon (WSH) (1-12) took the loss Thursday, allowing four runs on six hits and three walks over four innings against the Phillies. He struck out five.

1:19 PM - Joan Adon (WSH) was recalled from Triple-A Rochester and will start Thursday against the Phillies.

5:33 PM - Joan Adon (WSH) will start Thursday's game against the Phillies, Mark Zuckerman of MASNSports.com reports.

12:41 PM - Joan Adon (WSH) Nationals optioned Adon to Triple-A Rochester on Saturday.

3:36 PM - Joan Adon (WSH) Nationals plan to call up Adon from Triple-A Rochester to start the first game of Friday's doubleheader with the Phillies, Jesse Dougherty of Washington Post reports.

4:02 PM - Joan Adon (WSH) Nationals optioned Adon to Triple-A Rochester on Wednesday.

8:59 AM - Joan Adon (WSH) (1-10) took the loss Tuesday as the Nationals were routed 12-2 by the Marlins, getting hammered for eight runs on seven hits and two walks over three-plus innings. He struck out two.

9:40 PM - Joan Adon (WSH) (1-9) took the loss, allowing three runs on six hits and four walks while striking out four in 5.1 innings of an 8-1 defeat Thursday in Cincinnati.

7:38 AM - Joan Adon (WSH) didn't factor into the decision in a 3-2 loss to the Rockies during the second game of Saturday's doubleheader, allowing two unearned runs on six hits and two walks over six innings. He struck out three.

10:05 AM - Joan Adon (WSH) (1-8) took the loss in Monday's 10-1 rout at the hands of the Dodgers, surrendering six runs on seven hits and four walks over 4.2 innings. He struck out four.

11:57 AM - Joan Adon (WSH) (1-4) took the loss Saturday, giving up four runs on four hits and three walks over four-plus innings in a 9-3 loss to the Giants. He struck out five.

8:51 PM - Joan Adon (WSH) (1-3) allowed five runs on six hits and a walk while striking out three in four innings to take the loss against the Giants on Sunday.

8:59 AM - Joan Adon (WSH) (1-2) picked up the win in the second game of Tuesday's doubleheader against the Diamondbacks, giving up three hits and two walks over 6.1 scoreless innings in a 1-0 victory. He struck out five.

10:12 AM - Joan Adon (WSH) is scheduled to start the second game of Tuesday's doubleheader with the Diamondbacks, Jesse Dougherty of The Washington Post reports.

8:27 AM - Joan Adon (WSH) (0-1) took the loss Saturday as the Nationals fell 5-0 to the Mets, giving up four runs on four hits and four walks over 4.1 innings while striking out three.

5:55 PM - Joan Adon (WSH) has secured a spot in the Nationals' Opening Day rotation, Mark Zuckerman of MASNSports.com reports.

4:21 PM - Joan Adon (WSH) Dave Martinez said Saturday that Adon is in the mix for a spot in the Nationals' starting rotation since Erick Fedde's (oblique) status for the start of the season is in question, Jesse Dougherty of The Washington Post reports.

1:11 PM - Joan Adon (WSH) Nationals recalled Adon from Triple-A Rochester ahead of his scheduled start Sunday against the Red Sox in Washington.

8:56 PM - Joan Adon (WSH) will be promoted from Triple-A Rochester to start Sunday's game against the Red Sox, Mark Zuckerman of MASNSports.com reports.

10:53 AM - Joan Adon (WSH) Nationals optioned Adon to Triple-A Rochester on Sunday, Jessica Camerato of MLB.com reports.