White Sox place RHP Vince Velasquez (groin) on 15-day IL

The Chicago White Sox added right-handed pitcher Vince Velasquez to the 15-day injured list with a left groin strain Friday.

The move was retroactive to Tuesday and came hours before Velasquez was scheduled to start for Chicago against the host Tampa Bay Rays. Davis Martin was recalled from Triple-A Charlotte and tabbed to start in his place.

Velasquez last pitched May 24 in three innings of mop-up duty during a 16-3 lo