Mets' Pete Alonso ties NL rookie record with 39th home run of the seasonRookie is now just two homers away from franchise record8/16/2019, 12:02 AMAug 9, 2019; New York City, NY, USA; New York Mets first baseman Pete Alonso (20) reacts after hitting a two run home run in the fourth inning against the Washington Nationals at Citi Field. Mandatory Credit: Wendell Cruz-USA TODAY Sports / Wendell Cruz