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,

Sean "Diddy" Combs is standing trial on sex trafficking and racketeering charges in a case that has captured widespread attention.