It's trade deadline day, with players moving back and forth across the country. Still, games must go on. All times Eastern.
1:30 p.m., WPHL, ROOT Sports Pittsburgh: Pirates at Phillies. The Bucs have been dealing like they're a contender. Now, 3.5 games out of first place, they need to start playing like a contender. Pitching matchup: Jeff Karstens vs. Vance Worley.
2 p.m., TBS, NESN, CSN Chicago: Red Sox at White Sox. Andrew Miller faces Mark Buehrle in the rubber game of this three-game set. The White Sox begin the day three games out of first place in the AL Central.
4 p.m., FSN North, CSN California: Twins at Athletics. The Twins really, really, really need to start winning on this road trip to get back in the race. Carl Pavano pitches against Brandon McCarthy.
8 p.m., ESPN: Cubs at Cardinals. Hey, look! The Cubs get a chance to embarrass themselves on national TV for the second day in a row. Ryan Dempster faces Jake Westbrook.