Joe Ross (blister) will not make his scheduled start on Tuesday against the Phillies.
Joe Ross was lifted from Wednesday's start against the Marlins due to a blister.
Joe Ross fired 7 2/3 scoreless innings in a 9-1 win over the Phillies on Friday night.
Joe Ross was on his game in helping dispatch the Marlins 4-2 on Sunday, yielding one run on five hits over seven innings.
Saturday's game between the Nationals and Marlins was postponed due to inclement weather.
Joe Ross was pounded for eight runs in five innings by the Twins on Saturday.
Joe Ross is expected to pitch out of the Nationals' bullpen at the beginning of the season.
The Nationals are considering skipping their fifth starter early on in the season.
Joe Ross (heel) expects to take his next turn in the Nationals' spring rotation.
Joe Ross was walking around the Nationals clubhouse with no noticeable limp on Monday.
Joe Ross has been diagnosed with a right heel contusion.
Joe Ross left Sunday's start against the Tigers in the second inning after being hit in the right foot with a comebacker.
Joe Ross incorporated a splitter into his arsenal during Monday's Grapefruit League start against the Marlins.
Nick Cafardo of the Boston Globe reports that Joe Ross has been "one of the most sought-after pitchers of the offseason."