What we're watching tonight:
- PBS (1080i) presents Capital Fourth at 8 p.m.
- NBC (1080i) starts off with U.S. Olympic Swimming Trials at 8 p.m., followed by the Macy's 4th of July Fireworks Spectacular
- HDNet (1080i) has July 4th Fireworks Celebration at 6:30 p.m., followed by MLS action with Kansas City Wizards/FC Dallas at 7 p.m. and NASCAR Camping World Series @ California at 11 p.m.
- My Network TV (1080i) presents Heroes Among Us: The 2008 Hero Awards at 8 p.m.
- USA (1080i) brings U.S. Olympic Track and Field Trials at 11 p.m.
- CW (1080i) tosses in WWE Smackdown! at 8 p.m.
- ESPN2 HD (720p) has NASCAR Nationwide Series @ Daytona at 7:30 p.m.