Nightline

Some GLP-1 users report feeling down while on high doses of the medication.

D4vd charged with first-degree murder in the killing of 14-year-old Celeste Rivas-Hernandez. The musician is accused of using a sharp instrument to kill her and later mutilating her body.

The sold-out tour highlights the pros of "Dancing with the Stars," including Jenna and Val Chmerkovskiy, as they share what it's like going to tour for the first time in six years.

The 21-year-old singer, whose legal name is David Burke, is being held without bail in connection with the alleged murder of Celeste Rivas Hernandez.

Punch the monkey’s fame keeps growing. Juju Chang traveled to the Ichikawa City Zoo in Japan to see for herself why the world went bananas for the tiny macaque and his heartwarming backstory.

Rex Heuermann’s decades-long killings have come to a close after he admitted to the murders of eight women. Now, his plea deal will allow the FBI to study his motives and methods.

Jennie Garth discusses her new memoir, "I Choose Me: Chasing Joy, Finding Purpose & Embracing Reinvention." The "Beverly Hills, 90210"star reflects on fame and the fallout from her first marriage.