Davey Johnson, who has been wanting to get Tanner Roark a start, is again concerned with Ross Ohlendorf's endurance.
Manager Davey Johnson opted to keep the starting rotation on turn so that the top three pitchers could face the division leaders.
It will be, barring any setbacks, Stephen Strasburg, Gio Gonzalez, Jordan Zimmermann, Dan Haren and Ross Detwiler, in that order, after the all-star break.
The back of the Nationals' rotation faces many questions, but Davey Johnson isn't angling for an addition -- yet.
Chris Young's ineffectiveness and injury have left the Nationals lacking in rotation depth.
The Nationals need a starter for Tuesday and a move could be made. For now, they have lefty reliever Xavier Cedeno in the bullpen.
The Nationals' new starter has been upset with his start to the season but he's noticed a few ways to improve.
Dan Haren and Ross Detwiler are trying to fill nine days between their final spring training start and their season debuts.
A look at the Nationals' pitchers in 2013.
The Nationals at the mercy of the WBC when it comes to the schedule for Ross Detwiler and Gio Gonzalez.