The octagon is in Newark, N.J. for tonight’s UFC 316: Dvalishvili vs. O’Malley 2 fight card at the Prudential Center.  In the main event, Merab Dvalishvili puts his title on the line against former titleholder Sean O’Malley in a rematch. A women’s bantamweight championship bout is slated for the co-main event as champion Julianna Pena faces No, 2 ranked contender Kayla Harrison . UFC 316 Start Times: Main Card begins at 10 p.m