Trevor Williams makes Mets debut in back end of doubleheader vs. Nationals at 3:15 p.m. on SNYMets won first game of doubleheader, 4-18/12/2021, 6:49 PMSam EversSNY ContributorNew York Mets first baseman Pete Alonso (20) hits an RBI double against the Washington Nationals during the seventh inning at Citi Field / Andy Marlin-USA TODAY Sports