By KIM TONG-HYUNG Associated Press

North Korean leader Kim Jong Un walks with children during a celebration of the nation’s 73rd anniversary at Kim Il Sung Square in Pyongyang, North Korea, early Thursday. (Korean Central News Agency/Korea News Service via AP)

SEOUL, South Korea — At an unusual North Korean parade showcasing military dogs and virus workers in orange hazmat suits, leader Kim Jong Un still stood out by looking thinner and more energetic than he has in years.