5:05 p.m. ET: UPDATE: Manti Te'o listened today on national television to taped phone calls from his fictitious girlfriend, including one in which "Lennay" was in a jealous fit and another telling him, "I love you so much."

As he was hearing the recordings, Te'o looked at interviewer Katie Couric and said, "Doesn't that sound like a girl?"

Read the full story HERE

Credit: Lorenzo Bevilaqua/Disney-ABC

3:56 p.m. ET: ABC's Nick Watt tweets about his "Nightline" piece tonight:

.@ robdelaney joins me in a motel be on Nightline tonight, if you like that sort of thing.

— Nick Watt (@nickwattabc) January 24, 2013

3:01 p.m. ET: ABC's Juju Chang tweets about an upcoming piece:

Handing w @ coracarmack in tx #new adult phenom…. Think #twighlight meets #50shades ? twitter.com/JujuChangABC/s…

— Juju Chang (@JujuChangABC) January 24, 2013

1:51 p.m. ET: Technology is killing the cheater.

Credit: Getty Images

Lipstick on the collar is no longer a cheat's biggest problem because an electronic infidelity trail is now almost impossible to erase. "Nightline" spoke with two private investigators who delve into suspected cheaters' digital footprints. They revealed what red flags they look for and how they do it. Read more HERE

12:20 p.m. ET: TONIGHT on "Nightline": "Nightline" anchor Bill Weir traveled to Nome, Alaska, to hang with a couple who dive into the Bering Sea in search of gold. See the best pics from his adventure here:

10:50 a.m. ET: HOT PANTS: It's literally the hottest new trend winning over the fitness fashion-forward.

The Zaggora HotPant is part of a clothing line that claims to help you burn more calories by making you not only look, but also feel hot.

ABC's Juju Chang tests them out on "Nightline" tonight. Get a preview HERE

Credit: ABC