A woman walks by a North Korean flag attached with pictures of North Korean founder late Kim Il Sung, top, and his son, current North leader Kim Jong Il during a rally held against pro-North Korean groups in Seoul, South Korea, Thursday, Sept. 9, 2010. The youngest son of leader Kim Jong Il is widely expected to make his public debut as the Dear Leader's heir apparent at a rare Workers' Party convention, the nation's biggest political gathering in 30 years. (AP Photo/ Lee Jin-man)