What we're watching tonight:
- CW (1080i) airs Valentine at 7 p.m.
- USA (1080i) has Law & Order: CI at 8 & 9 p.m. and In Plain Sight at 10 p.m.
- ABC (720p) has Impact part 2 of 2
- HBO (1080i) brings True Blood at 9 p.m. and the series premiere of Hung at 10 p.m.
- History (720p) has Ice Road Truckers at 9 p.m. and Expedition Africa at 10 p.m. and the season finale of Patton 360 at 11 p.m.
- NBC (1080i) has Merlin at 8 & 9 p.m.
- A&E (720p) has Hammertime at 10 & 10:30 p.m.
- Discovery (1080i) has Prehistoric: New York at 9 p.m.
- ESPN (720p) has Yankees/Mets at 8 p.m.
- ESPN2 (720p) has NHRA Nationals at 7 p.m. and Dynamo/Galaxy at 10 p.m.