Former Prime Minister Kim Min-seok announced his candidacy for leader of the ruling Democratic Party on Monday, vowing to reform the party for the success of the Lee Jae Myung administration. The four-term lawmaker made the announcement as the ruling party plans to hold a convention on Aug. 17 to elect its new chairperson and members of the party's Supreme Council. "With an unwavering sense of responsibility for the success of the Lee Jae Myung administration, I announce my candidacy for the lea