A huge international card with the several regional belts at stake and some if the best post-Soviet fighters, promoted by German Titov, was held on Sunday in old Russian city of Ekaterinburg. In the main event of the evening up and coming junior welterweight prospect Sergey Sorokin, 28, scored his biggest win in career via twelve-round controversial decision over Argentinean guest Victor Hugo Castro, 31, for the WBO Asian Pacific belt.