Newly unveiled surveillance video captured the momentSean “Diddy” Combs physically assaulted his then-girlfriend Cassie Ventura at the InterContinental Hotel in Century City back in 2016. The footage, which was compiled from multiple camera angles, showed the music mogul pushing, kicking, and dragging Cassie during an altercation that she described in a now-settled federal lawsuit filed by the Me & U singer in November. In the court docs obtained by RadarOnline.com, she detailed how he allegedly became “extremely intoxicated and punched [Cassie] in the face, giving her a black eye.” “After he …