Red Sox second baseman, 2008 AL MVP Pedroia retires from baseball

In this April 18, 2015, file photo, Red Sox second baseman Dustin Pedroia smiles before the team's game against the Baltimore Orioles in Boston. Pedroia, who was the 2007 Rookie of the Year and the AL MVP in his second season, retired Monday, Feb. 1, 2021. (AP Photo/Gretchen Ertl, File)

BOSTON — Dustin Pedroia, the undersized and over-achieving second baseman who spurred the Boston Red Sox to a pair of World Series victories with his grit and a third, after a knee injury effectively ended his career, with his mouth, has retired.