Pohang Steelers handed Jeju United their first home league defeat since 2009 to go top of the K-League, while Jeonbuk Motors warmed up for the AFC Champions League by putting six past Gwangju FC.
Source: Steelers hit summit, Jeonbuk score six (http://www.fifa.com/worldfootball/clubfootball/news/newsid=1419379.html?cid=rssfeed&att=)