In this Wednesday, February 27, 2019, photo, North Koreans watch news about their leader Kim Jong Un's visit to Vietnam for his second summit with U.S. President Donald Trump, in Pyongyang, North Korea. (Photo by Jon Chol Jin/AP Photo)





Sculpture made from sweets and biscuit are displayed on the occasion of the Sun's Day at the Chongryu Restaurant in Pyongyang, North Korea Tuesday, April 9, 2019. (Photo by Jon Chol Jin/AP Photo)





In this April 8, 2012, file photo, a soldier stands in front of the Unha-3 rocket at a launching site in Tongchang-ri, North Korea. North Korea is reportedly restoring facilities at its long-range rocket launch site that it had dismantled as part of disarmament steps last year. A major South Korean newspaper reports that the country's spy service gave such an assessment to lawmakers in a private briefing on Tuesday. (Photo by David Guttenfelder/AP Photo)





In this June 22, 2016, file photo, factory workers operate sewing machines at a shoe factory in Wonsan, North Korea. Two months after he failed to win a badly needed easing of sanctions from U.S. President Donald Trump, North Korean leader Kim Jong Un is traveling to Russia in a possible attempt to win its help as the U.S.-led trade sanctions hurt his country’s already-struggling economy. (Photo by Wong Maye-E/AP Photo/File)





An ice skater is reflected in a glass panel as spectators attend the “26th Paektusan Prize Figure Skating Festival in Celebration of the Day of the Shining Star” as part of celebrations marking the birthday of late North Korean leader Kim Jong Il, in Pyongyang on February 15, 2019. (Photo by Ed Jones/AFP Photo)





Swimmers perform in a synchronised swimming gala event celebrating late North Korean leader Kim Jong Il, in Pyongyang, North Korea on February 14, 2019. (Photo by Ed Jones/AFP Photo)





Swimmers perform in a synchronised swimming gala event celebrating late North Korean leader Kim Jong Il, in Pyongyang on February 14, 2019. (Photo by Ed Jones/AFP Photo)





Swimmers perform in a synchronised swimming gala event celebrating late North Korean leader Kim Jong Il, in Pyongyang on February 14, 2019. (Photo by Ed Jones/AFP Photo)





In this Tuesday, January 29, 2019, photo, students make story boards depicting North Korean flags being raised during a multi media production class at Pyongyang Teachers' University, a teacher training college, in Pyongyang, North Korea. North Korea is stepping up a new loyalty campaign that began last month with the introduction of a song in praise of the nation's flag. (Photo by Dita Alangkara/AP Photo)





People visit statues of North Korean late leaders, Kim Il Sung and his son Kim Jong Il, to lay bouquets of flowers in Pyongyang, North Korea, on Lunar New Year's Day, Tuesday, February 5, 2019. The lunar Year of the Pig is celebrated around Asia. (Photo by Jon Chol Jin/AP Photo)





In this Wednesday, August 15, 2018 photo, waitresses stand near a television screen showing a period drama in Pyongyang, North Korea. (Photo by Ng Han Guan/AP Photo)





This undated picture released from North Korea's official Korean Central News Agency (KCNA) via KNS on June 1, 2019 shows North Korean leader Kim Jong Un visiting the 250-mile Journey for Learning Schoolchildren's Palace in Jagang province in North Korea. (Photo by KCNA via KNS/AFP Photo)





People visit Mansu Hill to pay tribute to the late leaders Kim Il Sung and Kim Jong Il on the occasion of the 25th anniversary of Kim Il Sung's death, in Pyongyang, North Korea Monday, July 8, 2019. (Photo by Jon Chol Jin/AP Photo)





A Korean People's Army (KPA) soldier stands at the entrance to a “Kimjongilia” flower exhibition celebrating late North Korean leader Kim Jong Il, in Pyongyang on February 14, 2019. (Photo by Ed Jones/AFP Photo)





North Koreans swim in an indoor swimming pool in Pyongyang, North Korea, Wednesday, March 13, 2019. (Photo by Dita Alangkara/AP Photo)





In a photo taken on September 9, 2019 a child drives a miniature electric toy car across Kim Il Sung square in Pyongyang. North Korea was marking the 71st anniversary of its foundation, with a public holiday. (Photo by Ed Jones/AFP Photo)





Members of a Socialist Women's Union propaganda troupe perform a dance and music routine in front of the Ryugyong hotel in Pyongyang on March 9, 2019. All non-working North Korean women are members of the Socialist Women's Union, whose propaganda troupes are a familiar fixture performing flag-waving and drum routines at intersections and landmarks around Pyongyang during the morning rush-hour period. (Photo by Ed Jones/AFP Photo)





A soldier stands guard against a water fountain after a mass game performance of “The Land of the People” at the May Day Stadium in Pyongyang, North Korea, Tuesday, July 16, 2019. (Photo by Vincent Yu/AP Photo)





A model displays her dress on the catwalk during the 17th National Exhibition of Korean Dress at the Central Youth Hall in Pyongyang, North Korea, Thursday, September 5, 2019. (Photo by Cha Song Ho/AP Photo)





A bride and groom jump over a skipping rope as they pose during a wedding photo shoot at a park in Pyongyang on April 18, 2019. (Photo by Ed Jones/AFP Photo)