What we're watching: We know exactly how long Lost has to go, so why not keep watching?

Our traditional high-def listings continue below.

Here are some other HDTV programs showing on selected networks today. All times are Eastern, reruns are in italics, premieres are in bold:

ABC (720p): According to Jim (8 & 9 p.m.), Notes from the Underbelly (8:30 & 9:30 p.m.), Lost (10 p.m.)

CBS (1080i): Jericho (8 p.m.), Criminal Minds (9 p.m.), CSI: NY (10 p.m.), The Late Show with David Letterman (11:30 p.m.)

NBC (1080i): NBC Nightly News (6:30 p.m.), Crossing Jordan (9 p.m.), Medium (10 p.m.), The Tonight Show with Jay Leno (11:34 p.m.)

Fox (720p): Bones (8 p.m.), American Idol Results Show (9 p.m.)

CW (1080i): One Tree Hill (8 p.m.)

MYNTV (1080i): American Heiress (8 p.m.), Saints & Sinners (9 p.m.)

Discovery-HD (1080i): Nature's World: Africa's Lions and Wildebeests (7 p.m.), Extreme Engineering (8 & 11 p.m.), Accident Investigator (9 p.m.), Really Big Things (10 p.m.)

ESPN-HD (720p): SportsCenter (6 & 11 p.m.), MLB: Rangers vs. Yankees (7 p.m.), Baseball Tonight (10:30 p.m.)

ESPN2-HD (720p): NASCAR Now (6:30 p.m.)

TNT-HD (1080i): Without a Trace (6 & 7 p.m.), Law & Order (8 p.m.), NBA: Warriors at Jazz (9 p.m.)

Mojo HD (1080i): London Live (7 & 7:30 p.m.), Cathedrals of the Game (8 & 8:30 p.m.), Three Sheets (9 p.m.), Uncorked with Billy Merritt (9:30 p..m), Dr. Danger (10 p.m.), I Bet You (10:30 p.m.), NPL Las Vegas (11 p.m.)

HDNet (1080i): Dan Rather Reports (7 p.m.), Higher Definition (8 & 11 p.m.), Greg the Bunny (8:30 p.m.), Andy Richter Controls the Universe (9 p.m.), Geek to Freak with Dennis Rodman (9:30 p.m.), Arrested Development (10 & 10:30 p.m.)

HDNet Movies (1080i): Clear and Present Danger (8 p.m.), Under Suspicion (10:30 p.m.)

Universal HD (1080i): Law & Order: SVU (7 p.m.), National Heads Up Poker Championship (8, 9, 10 & 11 p.m.)

HBO-HD (1080i): Cheaper by the Dozen 2 (7:15 p.m.), Entourage (9:30 p.m.), The Sopranos (11 p.m.)

MAX-HD (1080i): The Shawshank Redemption (7:30 p.m.), X-Men: The Last Stand (10 p.m.)

Showtime-HD (1080i): The Tudors (8 p.m.), Terminator (11:30 p.m.)

STZ-HD (1080i): Find Me Guilty (7:20 p.m.), Stay Alive (9:30 p.m.)