Amir Khan defended his WBA light-welterweight title with a unanimous points victory over Marcos Maidana in a thrilling fight in Las Vegas. The Bolton fighter had his opponent down in the first with a brutal body shot after being rocked himself with two huge hooks from the Argentine. Khan looked to have the fight under control but was wobbled in the 10th and was lucky to survive the round. The three judges ringside scored the fight 114-111, 114-111, 113-112.