Baku, August 20, AZERTAC Azerbaijani Greco-Roman wrestler Aykhan Javadov has become a two-time world champion after winning gold at the U20 World Championships in Bratislava, Slovakia.He claimed the title in the men’s 60kg final by defeating Uzbekistan’s Dostonbek Oripov 4-1.Another Azerbaijani Greco-Roman wrestler, Elmin Aliyev, clinched a bronze medal in the 82kg weight category.