This article was originally published on fansided.com as Jaydon Blue's injury costing Cowboys rookie ground in battle with Broncos castoff .

Dallas Cowboys rookie running back Jaydon Blue left practice Thursday with what appeared to be a lower body injury after being examined by medical staff. Blue was reportedly slow to get up, but limped out of the medical tent under his own power and is not expected to return to practice,

Injuries have been piling up for the Dallas Cowboys as the grind of Brian Schottenheimer's "physical" training camp takes hold. The Cowboys say that they don't believe the injury is significant, which is a positive,