In this Feb 29, 2016 file photo, American student Otto Warmbier speaks as he is presented to reporters in Pyongyang, North Korea. Figures on how many Americans visit North Korea are difficult for even the US government to obtain. The United States, South Korea and others often accuse North Korea of using foreign detainees to wrest diplomatic concessions. Lawmakers in Congress have also pushed their own, legislative solutions to try to ban travel to the North. "It's unfortunate because we criticise North Korea for being isolationist and now we're helping isolate them,'' Mr Cockerell said.

Source: Bangkok Post July 22, 2017 05:14 UTC