South Korea's skeleton racer Yun Sung-bin is on pace for the country's first Olympic gold medal in the men's skeleton event.

In his first run at the Olympic Sliding Center in PyeongChang on Thursday morning, Yun set a track record of 50-point-28 seconds. 

He broke that record in his second run, clocking in at 50-point-zero-seven seconds for a combined time of one minute and 40-point-35 seconds.

Yun will have two more runs on Friday morning. The final rankings will be decided after all four runs.