There are two high-level prospects dealing with big medical questions leading up to the draft.
Washington wide receiver John Ross' talent is not in question, with teams believing he is a football player who happens to be fast, rather than a track guy trying to play football. He's one of the most talented players in the draft.
However, the medical report on Ross has scared teams as they've set up their boards for the 2017 NFL Draft in Philadelphia, which kicks off at 8 p.m. ET Thursday.
There are a handful of boards he is off, sources say.