Ross Detwiler allowed three runs over 4 1/3 innings in a no-decision Friday against the Braves.
Rick Ankiel recorded his first triple of the season in Friday's game against the Braves.
Michael Morse (lat) is scheduled to begin a minor league rehab assignment Monday with High-A Potomac.
Edwin Jackson allowed three runs on seven hits in seven innings of work on Wednesday, falling to 1-2 in Washington's 4-1 loss to the Phillies.
Adam LaRoche hit a solo home run in Wednesday's loss to the Phillies.
Nationals manager Davey Johnson said Michael Morse (lat) will "for sure" be ready to be activated from the disabled list for the series against the Red Sox on June 8.
Michael Morse (lat) is scheduled to begin playing in extended spring training games Friday.
Brad Lidge threw a bullpen session Wednesday for the first time since undergoing hernia surgery on May 1.
Ryan Zimmerman (shoulder) is back in the Nationals' starting lineup Wednesday against the Phillies.
Ryan Zimmerman didn't start Tuesday due to recurring soreness in his right shoulder.
Ian Desmond blasted his eighth home run of the season as the Nationals downed the Phillies 5-2 on Tuesday night.
Tyler Clippard worked a perfect ninth inning against the Phillies on Tuesday to record his first save of 2012.
Jordan Zimmermann pitched well against the Phillies on Tuesday, surrendering just one run on seven hits over six strong innings of work.
Ryan Zimmerman is not in Tuesday's starting lineup.
Nationals manager Davey Johnson said Tuesday that Henry Rodriguez is being moved out of the closer role.