(Olympics) Ex-Greco-Roman world champion to chase 1st Olympic gold
By Yoo Jee-ho
RIO DE JANEIRO, Aug. 15 (Yonhap) -- Former Greco-Roman wrestling world champion Ryu Han-su will go for his first Olympic gold medal in Rio de Janeiro on Tuesday.
Ryu, who won the 2013 world title in 66kg, will likely have to get past