LAS VEGAS - Lonzo Ball returned to the court on Wednesday night and put on a show with LeBron James sitting courtside.The rookie point guard from UCLA, who missed Monday's Summer League game against Sacramento while nursing a groin injury, scored 28 of his game-high 36 points in the second half to help the Lakers erase a 15-point deficit in a wild 103-102 tournament victory over the Philadelphia 76ers at the Thomas & Mack Center.