IBF champion Judah of the U.S. leaves the ring after being knocked out by WBA champion Khan of Britain...
IBF champion Zab Judah of the U.S. leaves the ring after being knocked out by WBA champion Amir Khan of Britain to win the 140-pound championship at the Mandalay Bay Events Center July 23, 2011. REUTERS/Steve Marcus (UNITED STATES - Tags: SPORT BOXING)