Justin Edmonds/Getty Images

Jordan Zimmermann (17-8, 3.36 ERA) aims to become the National League’s first 18-game winner with a victory over the Phillies on Sunday. Other streaks also in play: Denard Span enters with a 25-game hitting streak and Wilson Ramos will start his 23rd straight game behind the plate. The Nationals will face right-hander Tyler Cloyd (2-4, 4.56 ERA). The lineups are here. As always, discuss the game here.