As Sean "Diddy" Combs' trial enters its second week, NBC News' Chloe Melas reports on some of the evidence that allegedly shows some of the injuries his ex-girlfriend Cassie Ventura had detailed during her time on the stand.

Forensic psychologist Dawn Hughes is testifying about the nature of abusive relationships in Sean “Diddy” Combs’s sex trafficking trial.Hughes said it’s common for victims to stay in abusive relationships,

In today's edition of Diddy on Trial, we break down testimony from four witnesses prosecutors called to bolster Cassie's allegations.

Cassie Ventura, the former girlfriend of Sean “Diddy” Combs, gave emotionally gripping – and at times – graphic testimony, offering the world a glimpse into her longtime relationship with the music mogul and alleged drug-fueled sex performances known as “Freak Offs,

Kerry Morgan testified that Sean "Diddy" Combs assaulted her with a hanger and offered hush money. She witnessed Diddy physically abuse Cassie on multiple occasions, including one incident where he allegedly dragged her by her hair,

In today's edition of Diddy on Trial, we look at the key moments from Casandra Ventura's final day on the witness stand.

Day four of Diddy's sex trafficking trial has ended. It was the third straight day the court saw Cassie Ventura in the witness box. This time, Sean 'Diddy' Combs' attorneys were cross examining her and her testimony for the prosecution.

The mother of Casandra “Cassie” Ventura testified that she paid Sean “Diddy” Combs in 2011 when he demanded the money because he was mad that her daughter was dating someone else.