South Korea asks North to explain canceled visit

Park Dong-joo / Yonhap via AP

South Korean Unification Minister Cho Myoung-gyon speaks at the Unification Ministry in Seoul, South Korea, Saturday.

SEOUL, South Korea — South Korea on Saturday requested North Korea to explain why it abruptly canceled plans to send a delegation over the weekend to prepare for a visit by an art troupe during next month’s Pyeongchang Winter Olympics.