In interleague play, David Wright wins the first Subway Series game of the year between the two New York City teams when he hits a two-out RBI single off Mariano Rivera in the bottom of the 9th inning to give the Mets a 7 – 6 victory over the Yankees

This Day In Baseball

On May 19, 2006 — In interleague play, David Wright wins the first Subway Series game of the year between the two New York City teams when he hits a two-out RBI single off Mariano Rivera in the bottom of the 9th inning to give the Mets a 7 – 6 victory over the Yankees

Source:
Baseball Reference May 19