Nats Nightly: Nationals 6-0 over Pirates; Tanner Roark tosses eight scoreless

Washington Nationals' starter Tanner Roark tossed eight scoreless on 110 pitches and the Nats cruised to their ninth straight win over the Pittsburgh Pirates in the nation's capital, 6-0 final tonight in D.C., five straight overall for the Nationals, who improved to twenty games over .500 at 56-36 on the year with one more to play with the Pirates tomorrow afternoon. Stephen Drew had a three-double night at the plate. Anthony Rendon homered and the Nats won another in Nationals Park.