By Kim Jae-won
Staff Reporter
Beijing Olympic silver medallist Wang Ki-chun claimed gold in the 73-kilogram class at the International Judo Federation (IJF) Grand Slam in Moscow Saturday.
The South Korean defeated Dirk van Tichelt of Belgium in overtime in the final.
Japan was ranked in top spot with three gold medals and two silvers, followed by South Korea with one gold and one silver as of Saturday.