A truck crosses the Yalu river on the Sino-Korean Friendship Bridge from Sinuiju, North Korea to Dandong, China. The bridge is one of the few places along the border where vehicles can cross. The United Nations has warned China that it may be "aiding and abetting crimes against humanity" with its policy of forcibly repatriating North Koreans who flee across its borders. Image by Tomas van Houtryve. China, 2013.