As the Sean "Diddy" Combs trial unfolds in NYC, here's what to know about Cassie Ventura and other the key witnesses in the case.

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,

Dawn Richard, who sued Combs for sexual abuse last year, was signed to Combs’ label with the girl group Danity Kane in 2005