Bartolo Colon, who would be a fit for the Angels in the wake of Garrett Richards' knee injury, would have to get through every other club to make a trade feasible.
Garrett Richards suffered a "significant injury" to his left patellar tendon on Wednesday night and is scheduled to fly back to Los Angeles to be examined by team doctors.
The grievance filed against the Astros after two high draft picks went unsigned last month was filed on behalf of fifth-round pick Jacob Nix, not No. 1 pick Brady Aiken, according to a pair of sources