NBC News' Rehema Ellis reports on the graphic testimony from Cassie Ventura, Sean 'Diddy' Combs' ex-girlfriend, on the second day of the sex trafficking trial.

A hearing is underway that will decide if Lyle and Erik Menendez will be resentenced for the 1989 shotgun murders of their parents. If granted a reduction in their sentences, the pair would be ...

Sean “Diddy” Combs’ ex-girlfriend, Cassie Ventura, testified in court at the rap mogul’s sex trafficking trial detailing the violent and abusive relationship she had with Combs. Combs’ defense team ...

This “Dateline” special episode takes a look at “exclusive new details about the investigation into the murders of four ...

The Trump administration proposed a federal shift of cybersecurity resources to the states amid a rise in ransomware attacks. NBC News' Yasmin Vossoughian spoke with former CIA hacker Dr. Eric Cole ...

Quadruple homicide suspect Bryan Kohberger made a series of disturbing searches on his cellphone in the months after he attended a pool party.

Deputies in New Mexico used drone video to help disarm two young boys who were handling a loaded gun. No one was injured in the incident.