Tuesday’s games:

Marlins vs. Phillies

Roy Halladay (12-8, 2.21 ERA) and the Phillies take on Sean West (-,-.–) and the Marlins tonight in Florida. Game time is 7:10 p.m.

Braves vs. Mets

Derek Lowe (10-9, 4.58 ERA) and the Braves look to extend their lead in the NL East with a win over R.A. Dickey (7-4, 2.32 ERA) and the Mets tonight in Atlanta. First pitch is 7:10 p.m.

Nationals vs. Diamondbacks

The Nationals send Scott Olsen (3-2, 3.67 ERA) to the mound as they take on Joe Saunders (6-10, 4.51 ERA) and the Diamondbacks. Game time is 9:40 p.m. in Arizona.