What to Watch Sunday: Dateline has latest updates on appeal in Laci Peterson murder

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Here’s what’s on TV tonight.

Dateline: Laci Peterson: A New Turn (7 p.m., NBC)

Keith Morrison updates recent developments in the infamous murder of Laci Peterson, including the latest details on the appeals of Laci’s husband, convicted killer Scott Peterson, for a new trial. Morrison interviews Laci’s mother, a retired Modesto, California, police detective and others.

A Grammy Salute to the Beach Boys (CBS, 8 p.m.)

A tribute to the Beach Boys, who receive the Recording Academy Lifetime Achievement Award, featuring Bruce Springsteen, Elton John, Brandi Carlile, Beck, Charlie Puth, Fall Out Boy, Foster the People, Andy Grammer, Hanson, Jim James and John Legend.

Giving Hope: The Ni’Cola Mitchell Story (8 p.m., Lifetime)

Bestselling author, inspirational speaker and domestic abuse survivor Ni’Cola Mitchell (played by Tatyana Ali) founds Girls Who Brunch Tour, an organization dedicated to saving at-risk girls from abuse and exploitation.

Some programming descriptions are provided by networks.