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.

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,

David James, Combs' former personal assistant, took the witness stand today, followed by Cassie Ventura's mother, Regina Ventura, and a male exotic dancer Sharay Hayes, whose nickname is "The Punisher."

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,

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.