Braun exits vs. Red Sox with left calf tightness

Ryan Braun leaves the game due to a tight left calf after grounding a single into left field in the bottom of the 5th inningMILWAUKEE -- A game and a half into his return from a weeklong absence for an arm injury, Brewers left fielder Ryan Braun found himself back on the bench, this time with a tight left calf.

Braun, who appeared to be limping as he took the field to start the fifth inning, was slow moving down the baseline on a single in the bottom half of the inning and was replaced by pinch-runner Jonathan Villar.

Braun's hit was part of a go-ahead, four-run inning that put Milwaukee ahead, 6-2.

Braun was productive in April, with a .960 OPS and seven home runs and 18 RBIs, but after his…