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,

Kid Cudi is expected to testify at the Diddy trial this week, taking the witness stand to tell the jury about his brief relationship 14 years ago with Sean Combs ex-girlfriend, Cassie.

Sean 'Diddy' Combs faces a number of charges, including racketeering conspiracy, sex ­trafficking by force, fraud or coercion and transportation to engage in prostitution