Mets trade David Peterson to Cubs as they dump struggling lefty

Could this be the beginning of a Mets sell-off? The Mets have dealt left-handed starter David Peterson to the Cubs after getting swept in a doubleheader by Chicago, The Post’s Jon Heyman confirmed.New York will receive minor league third baseman Cole Mathis as the return, The Athletic’s Will Sammon reported.Peterson, an All-Star in 2025, has largely struggled this year in shuttling between the starting rotation and bullpen with a 6.09 ERA across 68 innings.This is a developing story, please check back for updates...