The Los Angeles Dodgers aren't currently occupying a playoff spot, but manager Dave Roberts spoke confidently Wednesday about playing in the postseason. New York Mets manager Mickey Callaway, on the other hand, is beginning to sound like a skipper who knows his team will be long forgotten by October. Two teams headed in opposite directions will square off for the first time this season Friday night when the Mets host the Dodgers in the opener of a three-game series at Citi Field.