Jin Jongoh from South Korea edged Vietnamese Hoang Xuan Vinh to win gold at men' s 50m rifle on Wednesday, taking home the third straight Olympic gold medal on this event.

Jin scored 193.7 points in the final, in which the silver medalist Hoang shot 191.3 points.

Due to the change of rules by the sport's world governing body ISSF, all winning marks at the finals of the Rio Olympics will be recognized as new Olympic records, so does Zhang's 193.7 points in the men's 50m pistol.

Kim Song Guk of DPR Korea won the bronze with 172.8 points.