Cassie Ventura took to the stand to testify against her ex Sean “Diddy” Combs in his sex trafficking trial May 14, detailing the aftermath of a 2016 assault that was caught on video at an L.A. hotel.

Sean "Diddy" Combs's ex-girlfriend Cassie returns to court for a second day to give evidence against the hip-hop mogul in his sex-trafficking trial. Diddy denies all charges against him. Follow live ...

While testifying in Sean "Diddy" Combs' sex trafficking trial on May 14, his ex Cassie Ventura shared the disturbing reason why ketamine was her drug of choice during his alleged "freak off" parties.