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.

I was scared for my daughter’s safety,” Ventura told jurors, per USA Today. She also claims she took photos of her daughter’s bruises and injuries in late 2011 to “make a record of the alleged beatings at the hands of Combs.

A legal expert told Fox News Digital that Cassie Ventura's mother Regina may prove to be a crucial witness in the federal case against Sean "Diddy" Combs.