The Orioles claimed Ward off waivers from the Nationals on Monday, Matt Weyrich of The Baltimore Sun reports.

The Nationals optioned Ward to Triple-A Rochester on Monday, Mark Zuckerman of MASNSports.com reports.

Ward (shoulder) was activated from the 15-day injured list Thursday, Bobby Blanco of MASNSports.com reports.

Ward (shoulder) struck out three while allowing four runs (two earned) on five hits and one walk over five innings in his most recent rehab start Friday for Double-A Harrisburg.

Ward (shoulder) will make his next rehab appearance Thursday at High-A Wilmington, and the Nationals intend to stretch him out for a possible role in the rotation in September, Mark Zuckerman of MASN Sports reports.

Ward (shoulder) began a rehab assignment with the Nationals' Florida Complex League team Monday.

Ward (shoulder) is scheduled to throw a bullpen session Friday, Andrew Golden of The Washington Post reports.

The Nationals placed Ward on the 15-day injured list Monday with right shoulder inflammation, Mark Zuckerman of MASNSports.com reports.

Ward gave up three runs on two hits and a walk in an inning of relief in Sunday's loss to the Phillies. He struck out two.

Ward remains in the mix to break camp as part of the Nationals' Opening Day bullpen, Mark Zuckerman of MASNSports.com reports.