HDTV Listings for April 15, 2011

What we're watching tonight:

• CBS (1080i) has Chaos at 8 p.m., CSI: NY at 9 p.m. and Blue Bloods at 10 p.m.

• NBC (1080i) has the season premiere of Friday Night Lights at 8 p.m.

• CW (1080i) has Smallville at 8 p.m. and Supernatural at 9 p.m.

• Syfy (1080i) has WWE Smackdown at 8 p.m. and the spring premiere of Sanctuary at 10 p.m.

• ABC (720p) has Shark Tank at 8 p.m., Primetime at 9 p.m. and 20/20 at 9 p.m.

• Fox (720p) has Fringe at 9 p.m.

• Discovery (1080i) has American Loggers at 10 p.m.

• TLC (1080i) has Say Yes To The Dress: Randy Knows Best at 9 & 9:30 p.m.

• History (720p) has American Restoration at 10 & 10:30 p.m.

• Starz (1080i) has Camelot at 10 p.m.

• Animal Planet (1080i) has the series premiere of Killer Outbreaks at 9 p.m. and The Haunted at 10 p.m.

• ESPN2 (720p) has Friday Night Fights at 9 p.m.