Capuano threw 78 pitches before leaving with two outs and nobody on in the fifth. He struck out five.
The Mets tagged Nationals starter Jason Marquis for six runs in 3 2-3 innings. Marquis, who had allowed just one earned run in 12 innings this spring was touched for nine hits. He also walked three.
Oliver Perez, competing for a job with the Mets as a lefty specialist out of the bullpen, entered the game with a 7-0 lead and runners at second and third with no outs in the seventh. He allowed back-to-back home runs to Jeff Frazier and Brian Bixler, a walk to Robert Bernadina and an infield hit to Danny Espinosa.