Boston Red Sox’s Rafael Devers hits an RBI-single off Los Angeles Dodgers relief pitcher Dylan Floro in the ninth inning of Game 4 of the World Series on Saturday. (Mark J. Terrill/The Associated Press) Steve Pearce hit a tying homer in the eighth inning and a three-run double in the ninth, and the Boston Red Sox rallied from a four-run deficit for a 9-6 win over the Los Angeles Dodgers on Saturday night and a 3-1 World Series lead.