Alex Bregman’s go-ahead home run in the fifth inning powered the Red Sox to a massive series victory over the defending World Series champion Dodgers.

Alex Bregman hit a go-ahead, two-run homer in the fifth inning and the Boston Red Sox hung on to beat the Los Angeles Dodgers 4-3 Sunday for a series win.

Third baseman Alex Bregman is in his first season with the Boston Red Sox after signing a three-year, $120 million contract this past offseason with opt-out clauses after the first and second years.