Sean “Diddy” Combs’ ex-girlfriend, Cassie Ventura, began what could be a days-long testimony in Combs’ sex trafficking trial Tuesday, alleging on the witness stand Combs had subjected her to physical abuse and coerced her to participate in “freak off” sex performances. (Here is a complete list of the allegations against Combs).

Rap mogul Sean "Diddy" Combs is on trial in federal court, where there is no livestream or video coverage permitted.

Sean “Diddy” Combs’s sex trafficking trial starts with opening statements in a high-profile case that will not be publicly broadcast. Here are the key players.