Murphy has no mercy on Mets as Nats roll

Daniel Murphy drives in two runs as he triples down the right-field line to give the Nationals a 4-1 lead in the top of the 5th inningYet on this night the Mets spared most of their worry for center fielder Juan Lagares, who suffered a fracture in his thumb mere hours after the Mets received negative injury updates on Matt Harvey, Neil Walker and Noah Syndergaard. The Mets have struggled to keep a dependable roster together all season, making Robert Gsellman's role in their rotation all the more critical.

Gsellman responded with one of his worst starts as a big leaguer, allowing Bryce Harper's 116.3-mph solo homer -- Harper's hardest-hit ball that Statcast™ has tracked -- as part of a…