In this photo provided by the North Korean government, North Korean leader Kim Jong Un casts his vote at a polling center at Pyongyang's Kim Chaek University of Technology in Pyong...

People line up to vote during the election at a polling station in Pyongyang, North Korea. In typical North Korean style, voters are presented with just one state-sanctioned candid...

North Koreans walk past the gate of Korea Central Zoo in Pyongyang, North Korea.

A man watches the North Korean side at the Unification Observation Post in Paju, South Korea, near the border with North Korea. U.S. analysts say North Korea appears to have restor...

This satellite image provided by DigitalGlobe, was captured on March 2, 2019, and shows the rocket test stand at the Sohae Satellite Launch Facility in Tongchang-ri, North Korea.

This satellite image provided by DigitalGlobe captured on March 2, 2019, and shows the launch tower at the Sohae Satellite Launch Facility in Tongchang-ri, North Korea. North Korea...

In this photo provided by the North Korean government, North Korean leader Kim Jong Un salutes while reviewing troops at Pyongyang Station, North Korea, before leaving for Vietnam....

North Korean men ice fish on a frozen lake in Nampo, North Korea.

A North Korean man rides his bicycle on the frozen Taedong River in Nampo, North Korea.

In this photo provided by the North Korean government, North Korean leader Kim Jong Un walks with his wife Ri Sol Ju at Pyongyang Station in Pyongyang, North Korea, before leaving ...

In this undated image from video distributed by North Korean broadcaster KRT, North Korean leader Kim Jong Un delivers a speech in North Korea. Kim says he hopes to extend his high...

South and North Korean government officials connect northern and southern railroad tracks during a groundbreaking ceremony at Panmun Station in Kaesong, North Korea. North and Sout...

North Koreans bow at the bronze statues of their late leaders Kim Il Sung and Kim Jong Il at Mansu Hill Grand Monument in Pyongyang, North Korea. North Koreans are marking the seve...

In this photo provided by South Korea Defense Ministry, South Korean army Col. Yun Myung-shick, right, shakes hands with North Korean army Lt. Col. Ri Jong Su before crossing the M...

South, wearing yellow head bands, and North Korean army soldiers inspect the dismantled North Korean guard post inside the Demilitarized Zone (DMZ) in the central section of the in...

A South Korean army soldier, center bottom, shakes hands with a North Korean army soldier before crossing the Military Demarcation Line inside the Demilitarized Zone (DMZ) to inspe...

South Korean soldiers stand guard next to the rails which leads to North Korea, inside the demilitarized zone separating the two Koreas in Paju, South Korea.

A South Korean train runs on the rail track, which the two Koreas hope to eventually use as an international transport link, near to the border village of Panmunjom in North Korea,...

South Korean trucks carrying tons of insecticide pass the North Korea's guard post near the industrial complex in Kaesong, observed from the Dora Observation Post, in Paju, South K...

Trucks carrying insecticide leave for North Korea at the Unification Bridge, in Paju, South Korea. South Korea has sent about 50 tons of insecticide to North Korea to help stop a p...