Kevin Barry and WBA/IBA light heavyweight champion Beibut Shumenov in training LAS VEGAS  – 1984 Olympic Silver Medalist Kevin Barry is training a unique, talented quartet of boxers from Kazakhstan, featuring WBA/IBA Light Heavyweight Champion Beibut Shumenov, and Uzbekistan out of his gym, Team Barry Boxing, in Henderson, Nevada. Shumenov (11-1, 7 KOs) and light…