North Koreans visit Mansudae in Pyongyang, in this photo taken by Kyodo on September 9, 2015, to mark the 67th anniversary of the nation's founding. (Photo by Reuters/Kyodo)





An armed North Korean soldier stands guard on the banks of Yalu River, near the North Korean town of Sinuiju, opposite the Chinese border city of Dandong, North Korea, September 9, 2015. (Photo by Jacky Chen/Reuters)





A bus travels in Pyongyang, North Korea, in this September 6, 2010 handout. It's not Amazon or FedEx, but in North Korea's fledgling market economy a fleet of repurposed old passenger buses is the next best thing for moving trade goods, from rice to textiles and livestock, between far-flung corners of the country. (Photo by Roman Harak/Reuters)





A woman in traditional clothes wears a pin showing North Korea's founder Kim Il-sung (L) and former leader Kim Jong-il, on her dress as she welcomes foreign reporters to a temple during a government organised tour just outside Pyongyang October 8, 2015. North Korea is getting ready to celebrate the 70th anniversary of the founding of its ruling Workers' Party of Korea on October 10. (Photo by Damir Sagolj/Reuters)





People carry flowers to decorate the lobby of a hotel in Pyongyang late October 7, 2015. (Photo by Damir Sagolj/Reuters)





North Korean fans in national colours sing their national anthem before their team's preliminary 2018 World Cup and 2019 AFC Asian Cup qualifying soccer match against Philippines at the Kim Il Sung Stadium in Pyongyang October 8, 2015. (Photo by Damir Sagolj/Reuters)





A woman prepares to serve during a game of volleyball in downtown Pyongyang October 8, 2015. (Photo by Damir Sagolj/Reuters)





A man fishes amid morning fog over Taedong River in Pyongyang, North Korea October 8, 2015. (Photo by Damir Sagolj/Reuters)





North Korean fans watch their team's preliminary 2018 World Cup and 2019 AFC Asian Cup qualifying soccer match against Philippines at the Kim Il Sung Stadium in Pyongyang October 8, 2015. (Photo by Damir Sagolj/Reuters)





A plane of North Korean airliner Air Koryo is reflected at Pyongyang's airport October 7, 2015. (Photo by Damir Sagolj/Reuters)





A policeman directs traffic at the Kim Il Sung Stadium before North Korea's preliminary 2018 World Cup and 2019 AFC Asian Cup qualifying soccer match against Philippines in Pyongyang October 8, 2015. (Photo by Damir Sagolj/Reuters)





A man pushes a bicycle just outside Pyongyang October 8, 2015. (Photo by Damir Sagolj/Reuters)





Fisherman's catch is kept in a bucket with water at banks of Taedong River in Pyongyang, North Korea October 8, 2015. (Photo by Damir Sagolj/Reuters)





A woman pushes a cart between vehicles in downtown Pyongyang, North Korea October 8, 2015. Smartphones, traffic jams and modern, energy-saving lights casting a dim glow on the streets - North Korea's capital shows signs of change even as it prepares for a pageant of military muscle and propaganda of the kind the country is know for. (Photo by Damir Sagolj/Reuters)





A man rides a bicycle past women wearing traditional clothes in downtown Pyongyang, North Korea October 8, 2015. (Photo by Damir Sagolj/Reuters)





A man uses his mobile phone next to an electric bicycle in downtown Pyongyang, North Korea October 8, 2015. (Photo by Damir Sagolj/Reuters)





A man fishes as North Korean military personnel paddle a small boat amid morning fog over Taedong River in Pyongyang October 8, 2015. One of the world's most inaccessible places, North Korea has invited foreign journalists to Pyongyang this week for celebrations marking the 70th anniversary of its ruling Workers' Party, and rising wealth is evident despite a creaking state economy. (Photo by Damir Sagolj/Reuters)





People work in a field just outside Pyongyang, North Korea October 8, 2015. (Photo by Damir Sagolj/Reuters)





A man fishes in a pond in downtown Pyongyang, North Korea October 8, 2015. (Photo by Damir Sagolj/Reuters)





A woman films with her phone from behind a curtain at the Kim Il Sung Stadium as North Korean national anthem is played before their team's preliminary 2018 World Cup and 2019 AFC Asian Cup qualifying soccer match against Philippines in Pyongyang October 8, 2015. (Photo by Damir Sagolj/Reuters)





Stephan Schrock (C) of Philippines controls the ball between Ri Yong Jik (L) and Ri Chol Myong of North Korea during their team's preliminary 2018 World Cup and 2019 AFC Asian Cup qualifying soccer match at the Kim Il Sung Stadium in Pyongyang October 8, 2015. (Photo by Damir Sagolj/Reuters)





People take a ride in a public bus in downtown Pyongyang, North Korea October 8, 2015. (Photo by Damir Sagolj/Reuters)





North Korean fans hold flags and sing the national anthem before their team's preliminary 2018 World Cup and 2019 AFC Asian Cup qualifying soccer match against Philippines at the Kim Il Sung Stadium in Pyongyang October 8, 2015. (Photo by Damir Sagolj/Reuters)





A camerawoman works during the preliminary 2018 World Cup and 2019 AFC Asian Cup qualifying soccer match between North Korea and Philippines at the Kim Il Sung Stadium in Pyongyang October 8, 2015. (Photo by Damir Sagolj/Reuters)





Taxis are parked outside a train station in downtown Pyongyang late October 7, 2015. North Korea's state-directed economy is stagnant, but thriving grey-market entrepreneurship is driving increased spending on consumer goods and services like restaurants and taxis, which have proliferated in Pyongyang. (Photo by Damir Sagolj/Reuters)





People arrive for the preliminary 2018 World Cup and 2019 AFC Asian Cup qualifying soccer match between North Korea and Philippines at the Kim Il Sung Stadium in Pyongyang October 8, 2015. (Photo by Damir Sagolj/Reuters)





North Korean flags decorate a street in downtown Pyongyang October 8, 2015. (Photo by Damir Sagolj/Reuters)





People arrive for the preliminary 2018 World Cup and 2019 AFC Asian Cup qualifying soccer match between North Korea and Philippines at the Kim Il Sung Stadium in Pyongyang October 8, 2015. (Photo by Damir Sagolj/Reuters)





North Korean fans in national colours cheer during their team's preliminary 2018 World Cup and 2019 AFC Asian Cup qualifying soccer match against Philippines at the Kim Il Sung Stadium in Pyongyang October 8, 2015. (Photo by Damir Sagolj/Reuters)





North Korean fans watch their team's preliminary 2018 World Cup and 2019 AFC Asian Cup qualifying soccer match against Philippines at the Kim Il Sung Stadium in Pyongyang October 8, 2015. (Photo by Damir Sagolj/Reuters)





A policeman looks toward the crowd as North Korea plays against Philippines in their preliminary 2018 World Cup and 2019 AFC Asian Cup qualifying soccer match at Kim Il Sung Stadium in Pyongyang October 8, 2015. (Photo by Damir Sagolj/Reuters)





North Korean fans in national colours watch their team's preliminary 2018 World Cup and 2019 AFC Asian Cup qualifying soccer match against Philippines at the Kim Il Sung Stadium in Pyongyang October 8, 2015. (Photo by Damir Sagolj/Reuters)





A man smokes a cigarette in downtown Pyongyang, North Korea October 8, 2015. (Photo by Damir Sagolj/Reuters)





People take a public bus in Pyongyang late October 7, 2015. (Photo by Damir Sagolj/Reuters)





A woman carries Flowers to decorate the lobby of a hotel in Pyongyang late October 7, 2015. (Photo by Damir Sagolj/Reuters)





People read newspapers displayed inside a subway station visited by foreign reporters during a government organised tour in Pyongyang, North Korea October 9, 2015. One of the world's most inaccessible places, North Korea has invited foreign journalists to Pyongyang this week for celebrations marking the 70th anniversary of its ruling Workers' Party scheduled for October 10. (Photo by Damir Sagolj/Reuters)





A man reads newspapers displayed inside a subway station visited by foreign reporters during a government organised tour in Pyongyang, North Korea, October 9, 2015. (Photo by Damir Sagolj/Reuters)





Students use escalators to exit a subway station visited by foreign reporters during a government organised tour in Pyongyang, North Korea, October 9, 2015. (Photo by Damir Sagolj/Reuters)





People exercise on banks of Taedong River in Pyongyang, North Korea, early October 9, 2015. (Photo by Damir Sagolj/Reuters)





Passengers enter and exit a subway station visited by foreign reporters during a government organised tour in Pyongyang, North Korea, October 9, 2015. (Photo by Damir Sagolj/Reuters)





Passengers react inside a train that stopped at a subway station visited by foreign reporters during a government organised tour in Pyongyang, North Korea, October 9, 2015. (Photo by Damir Sagolj/Reuters)





Passengers travel on a train that stopped at a subway station visited by foreign reporters during a government organised tour in Pyongyang, North Korea, October 9, 2015. (Photo by Damir Sagolj/Reuters)





A man looks through the window in central Pyongyang, North Korea early, October 9, 2015. (Photo by Damir Sagolj/Reuters)





Passengers exit a subway station visited by foreign reporters during a government organised tour in Pyongyang, North Korea, October 9, 2015. (Photo by Damir Sagolj/Reuters)





A man gestures as foreign reporters enter a subway station during a government organised tour in Pyongyang, North Korea, October 9, 2015. (Photo by Damir Sagolj/Reuters)