San Diego beats the Mets, 6 – 5, in the first game to be played at Citi Field in New York. The first batter of the game, Jody Gerut, hits a home run off Mike Pelfrey as the Padres jump to an early 5 – 1 lead. New York ties it on a three-run home run by David Wright, but the winning run scores when Luis Rodríguez reaches on a three-base error by RF Ryan Church and crosses the plate when Pedro Feliciano commits a balk.

On April 13, 2009 – – San Diego beats the Mets, 6 – 5, in the first game to be played at Citi Field in New York. The first batter of the game, Jody Gerut, hits a home run off Mike Pelfrey as the Padres jump to an early 5 – 1 lead. New York ties it on a three-run home run by David Wright, but the winning run scores when Luis Rodríguez reaches on a three-base error by RF Ryan Church and crosses the plate when Pedro Feliciano commits a balk.

Source:
Baseball Reference April 13