What we're watching tonight:
- CBS (1080i) lines up Ghost Whisperer at 8 p.m., followed by the return of Moonlight and Numb3rs
- Sci Fi (1080i) has Battlestar Galactica at 10 p.m.
- ESPN HD (720p) doubles up on NBA playoffs action with Hornets/Mavericks at 8 p.m. followed by Spurs/Suns
- ESPN2 HD (720p) has Pistons/76ers at 7 p.m. followed by Friday Night Fights at 9:30 p.m.
- Versus (1080i) brings the NHL Playoffs with Rangers/Penguins at 7 p.m. and Stars/Sharks at 10 p.m.
- CW (1080i) features WWE Smackdown at 8 p.m.
- History (1080i) has Battle 360 at 10 p.m.
- Discover (1080i) presents Surviving Alaska at 9 p.m.