NEW YORK — Freddie Freeman had five RBIs in the first two innings and the Atlanta Braves battered Johan Santana in his return from the disabled list, routing the sluggish New York Mets 9-3 on Saturday night. Michael Bourn had three hits, Chipper Jones chased Santana with an RBI single in a seven-run second inning and Atlanta sent the two-time Cy Young Award winner to the worst start of his career. Kris Medlen (3-1) pitched effectively into the seventh inning, striking out seven while improving to 2-0 since joining the rotation.