South Korean President Moon Jae-in (front L) and his wife Kim Jung-sook (front C) wave as North Korean leader Kim Jong Un (front 2R) and his wife Ri Sol Ju (front R) look on during an art performance by Samjiyon Orchestra at Pyongyang Grand Theatre in Pyongyang on September 18, 2018, following the first day of their summit. South Korea’s president and the North’s leader Kim Jong Un drove through the streets of Pyongyang together past thousands of cheering citizens on September 18, ahead of a summit where Moon Jae-in will seek to reboot stalled denuclearisation talks between North Korea and the United States.