Alex Bregman, the most consistent player on the Red Sox thus far in an inconsistent season, exited Friday's first game of a day-night doubleheader against the Orioles with right quad tightness after belting a single to left field in the bottom of the fifth inning.

Another Boston Red Sox infielder has gone down with an injury. Star third baseman Alex Bregman exited Friday afternoon's game against the Baltimore Orioles (GameTracker) with what the team called right quad tightness.

Bregman signed a three-year, $120 million deal with the Red Sox in February after spending nine seasons with the Houston Astros. The 31-year-old has been a huge addition with 11 home runs and 35 RBIs for Boston,