Pete Alonso homered and drove in five runs, Luisangel Acuña added his first major league longball to cap a huge night at the plate, and the New York Mets routed the Washington Nationals 10-1 to boost their chances in a close National League playoff race.

It is possible Thursday represented the fourth-to-last game Pete Alonso plays in Citi Field as a Met. He is swinging like there will be more this season — and swinging in a way that reminds of how valuable he can be.

Pete Alonso and the New York Mets square off versus the Philadelphia Phillies, and starting pitcher Cristopher Sanchez, on Sept. 20 at 7:10 PM ET at Citi Field. Alonso recorded a homer in his