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Cassie Ventura testifies about violent relationship with Sean ‘Diddy’ Combs

Sean “Diddy” Combs’ ex-girlfriend, Cassie Ventura, testified in court at the rap mogul’s sex trafficking trial detailing the violent and abusive relationship she had with Combs. Combs’ defense team also examined a male escort who testified in graphic detail about several violent and sexually explicit encounters he had with Combs and Ventura. NBC News’ Rehema Ellis reports from a New York City courthouse on the latest developments in the high-profile trial.