Mets Rumor Roundup for Wednesday, Dec. 12: Which catcher are the Mets really after?Plus updates on Syndergaard, the bullpen market, and more12/12/2018, 3:12 PMSep 18, 2018; Miami, FL, USA; Miami Marlins catcher J.T. Realmuto (11) singles in a run in the fifth inning against the Washington Nationals at Marlins Park. Mandatory Credit: Jasen Vinlove-USA TODAY Sports / Jasen Vinlove