(Washington, DC)  --  Jacob deGrom tossed six strong innings as the Mets knocked off the Nationals, 7-2, in Washington.  deGrom allowed two runs on three hits while striking out eight and walking none to improve to 10-and-6.  Eric Campbell smacked a pinch-hit, go-ahead two-run single in the seventh for the Mets, who are two games behind the Nats in the NL East.  Wilson Ramos launched a two-run homer for Washington.  Joe Ross took the loss.