Amir Khan claimed a unanimous points victory over American Chris Algieri in their welterweight bout in New York. br br The Bolton fighter was handed the verdict 117-111, 117-111 and 115-113 on the three judges' scorecards as he notched his fifth successive win and took his overall record to 31-3. br br Two-time world champion Khan used his speed and counter punches to keep Algieri at bay for much of the fight, the American landing a strong combination early in the eighth round but unable to connect often enough to claim victory.