6:02 p.m. ET: Amanda Knox's slander trial began today in Perugia, Italy, and it ended with another delay. But Knox's defense team successfully fought to have the case moved to another jurisdiction.

Read "Nightline" producer Nikki Battiste full story HERE

Credit: Ted S. Warren/AP Photo

3:40 p.m. ET: JODI ARIAS TRIAL UPDATE: Accused murderer Jodi Arias testified over the last two days about a flurry of boyfriends and how she followed them into exploring a string of religions including witchcraft, Buddhism, Hinduism and eventually Mormonism.

Read more HERE and tune into "Nightline" tonight for the full story.

Credit: ABC

2:57 p.m. ET: "Nightline" producer Jake Whitman tweeted:

@ chrisconnelly interviews Sally Field for #Nightline about becoming Mary Todd for #LincolnMovie. twitter.com/TVjake/status/…

— Jake Whitman (@TVjake) February 5, 2013

1:50 p.m. ET: Who is this rocking pop star?

It's Josh Groban! The singer took ABC's Juju Chang "On the Town" at Dave and Busters in Times Square. Watch the full interview on "Nightline" tonight.

12:31 p.m. ET: BREAKING: Gold medalist skier Lindsey Vonn crashed during the FIS Alpine Ski World Championship Super-G race in Schladming, Austria, Tuesday and suffered a season-ending injury to her right knee.

Read the full story HERE

Credit: Luca Bruno/AP Photo

10:10 a.m. ET: Our own "Nightline" quarterback - ABC's David Wright - ran point last night on the most talked-about moments at the Super Bowl: The good, the bad and the viral. See who we dubbed a winner and a loser: