Zack Greinke is 7-2 with a 2.87 ERA and he is coming off a six-inning scoreless outing against the Blue Jays. Erik Fedde has been good since he was inserted into the starting rotation with a 2.70 ERA. Zack Greinke has pitched in a quality start in 12 of 14 starts this season. In Greinke's career, he is 5-1 with a 1.43 ERA against the Nationals and Arizona has scored the third most runs in the last seven days. The Dbacks are 5-0 as the road favorite this season and the Nats are 1-9 after an off day, lay the road favorite.