HDTV Listings for August 21, 2008

What we're watching tonight:

• Fox (720p) has NFL preseason action with 49ers/Bears at 8 p.m.

• NBC (1080i) continues Olympics coverage with men's 400m, women's 200m, men's 110m hurdles and women's diving at 8 p.m.

• Discovery (1080i) brings Some Assembly Required at 8 & 8:30 p.m., followed by the series premiere of Destroyed in Seconds at 9 & 9:30 p.m.

• TLC (1080i) drops in the season finale of American Chopper at 9 p.m. and series finale of Miami Ink at 10 p.m.

• USA (1080i) has Burn Notice at 10 p.m.

• CBS (1080i) has Flashpoint at 10 p.m.

• History (1080i) presents The Works at 10 p.m.

• A&E (720p) has the series premiere of Jacked: Auto Theft Task Force at 10 p.m.

• ESPN HD (720p) has Little League World Series at 8 p.m.

• ESPN2 HD (720p) has US Open Series Tennis at 7 p.m., followed by 2008 WSOP at 9 p.m. and MLS with Chicago/LA at 10 p.m.