TEHRAN (Tasnim) � Ghasem Rezaei of Iran won a silver medal at the Greco-Roman World Championships on Tuesday. The Iranian wrestler lost to� Artur Aleksanyan from Armenia 3-0 in the 98kg. Bronze medal went to Islam Magomedov from Russia and Ukraine�s Dimitriy Timchenko. The competitions continue Tuesday. The 2015 World Wrestling Championships started on September 7 in Las Vegas, NV and will finish on September 12. This is the first time in 12 years USA is hosting the World Championships. By Tasnim News Agency