LAS VEGAS – Clayton Carpenter beat Lucas Rocha with a second-round technical submission Saturday to open the preliminary card at UFC Fight Night 244 at the UFC Apex in Las Vegas. Take a look inside the fight with Carpenter, who stayed unbeaten in his return after a 20-month layoff and called out recent flyweight title challenger Steve Erceg for his next test. Clayton Carpenter def. Lucas Rocha Clayton Carpenter Result: Clayton Carpenter def. Lucas Rocha via technical submission (rear-naked choke) – Round 2, 2:12 Updated records: Carpenter (8-0 MMA, 2-0 UFC), Rocha (17-2 MMA, 0-1 UFC) Key stats: Carpenter has four of his past five wins by stoppage, including back-to-back rear-naked chokes