Men look out of a the window of a train that travels across Friendship Bridge from North Korea to China's Dandong, Liaoning province, September 12, 2016. REUTERS/Thomas Peter

Men look out of a the window of a train that travels across Friendship Bridge from North Korea to China’s Dandong, Liaoning province, September 12, 2016. REUTERS/Thomas Peter

Men look out of a the window of a train that travels across Friendship Bridge from North Korea to China's Dandong, Liaoning province. Photo: Reuters/Thomas Peter

September 13, 2016 12:33 AM (UTC+8)