Kim Dong Chul, center, a U.S. citizen detained in North Korea, is escorted to his trial Friday, April 29, 2016, in Pyongyang, North Korea. A North Korean court has sentenced an ethnic Korean U.S. citizen to 10 years in prison for what it called acts of espionage. (AP Photo/Kim Kwang Hyon)
Video Ad Feedback
North Korea sentences U.S. citizen to hard labor
North Korea sentenced U.S. citizen Kim Dong Chul to 10 years of hard labor. CNN's Will Ripley reports
02:21 - Source: CNN
Inside North Korea 25 videos
Kim Dong Chul, center, a U.S. citizen detained in North Korea, is escorted to his trial Friday, April 29, 2016, in Pyongyang, North Korea. A North Korean court has sentenced an ethnic Korean U.S. citizen to 10 years in prison for what it called acts of espionage. (AP Photo/Kim Kwang Hyon)
Video Ad Feedback
North Korea sentences U.S. citizen to hard labor
02:21
Now playing
- Source: CNN
The sons of an American defector to North Korea, one of whom is now a captain in the army, are featured in a propaganda video calling on the US "to drop its hostile policy against North Korea"
Video Ad Feedback
N. Korea showcases sons of U.S. defector in video
02:57
Now playing
- Source: CNN
North Korea Information restricted documents watson walk talk lklv_00015004.jpg
Video Ad Feedback
Inside library dedicated to North Korea
02:33
Now playing
- Source: CNN
north korea congress parade celebrations ripley lklv_00012119.jpg
Video Ad Feedback
Parades mark close of North Korea congress
01:34
Now playing
- Source: CNN
north korea congress ripley lok_00004123.jpg
Video Ad Feedback
North Korea holds historic political event
02:47
Now playing
- Source: CNN
north korea continues missile tests paula hancocks_00001728.jpg
Video Ad Feedback
North Korean diplomat defects
04:48
Now playing
- Source: CNN
alleged american held prisoner in north korea speaks_00010615.jpg
Video Ad Feedback
U.S. citizen says he spied on North Korea
02:22
Now playing
- Source: CNN
This picture taken by North Korea's official Korean Central News Agency (KCNA) on December 12, 2012 shows North Korean rocket Unha-3, carrying the satellite Kwangmyongsong-3, lifting off from the launching pad in Cholsan county, North Pyongan province in North Korea. North Korea's leader has ordered more satellite launches, state media said on December 14, 2012, two days after Pyongyang's long-range rocket launch triggered global outrage and UN condemnation. AFP PHOTO / KCNA vis KNS ---EDITORS NOTE--- RESTRICTED TO EDITORIAL USE - MANDATORY CREDIT 'AFP PHOTO / KCNA VIA KNS' - NO MARKETING NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTS (Photo credit should read KNS/AFP/Getty Images)
Video Ad Feedback
N. Korea tests missiles despite condemnation
01:45
Now playing
- Source: CNN
north korea tests 2 missiles lklv ripley_00003623.jpg
Video Ad Feedback
South Korea: N. Korea conducts two failed missile tests
02:14
Now playing
- Source: CNN
north korea congress begins ripley pkg_00004406.jpg
Video Ad Feedback
North Korea's first Worker's Party Congress in 36 years
02:25
Now playing
- Source: CNN
north korea defiant against sanctions ripley_00011119.jpg
Video Ad Feedback
Official: N. Korean missle launch 'seems to have failed'
01:38
Now playing
- Source: CNN
north korea missile launch sub confirmed hancocks nr_00002404.jpg
Video Ad Feedback
N. Korea launces missile from sub, South Korea says
01:47
Now playing
- Source: CNN
nkorea mass abduction ripley pkg_00023004.jpg
Video Ad Feedback
North Korea: South Korea abducted 13 workers
02:38
Now playing
- Source: CNN
north korea defiant against sanctions ripley_00011119.jpg
Video Ad Feedback
North Korea defiant against sanctions
02:00
Now playing
- Source: CNN
north korea intelligence official defector dnt todd tsr _00000821.jpg
Video Ad Feedback
Top official from North Korean spy agency defects
02:24
Now playing
- Source: CNN
This undated picture released from North Korea's official Korean Central News Agency (KCNA) on March 9, 2016 shows North Korean leader Kim Jong-Un (C) meeting with the scientists and technicians in the field of researches into nuclear weapons and guiding the work for boosting the nuclear arsenal at an undisclosed location. / AFP / KCNA / KCNAKCNA/AFP/Getty Image
Video Ad Feedback
North Korea: Ready to use nukes 'any time'
02:10
Now playing
- Source: CNN
north korea nuclear deal iran us todd dnt tsr _00010408.jpg
Video Ad Feedback
What weapons does North Korea have?
03:43
Now playing
- Source: CNN
north korea kim jong un leans west lah pkg_00000416.jpg
Video Ad Feedback
North and South Korea agree to family reunions
01:13
Now playing
- Source: CNN
north korea kim jong un leans west lah pkg_00000416.jpg
Video Ad Feedback
Defector speaks: I needed to leave this 'hell on Earth'
02:25
Now playing
- Source: CNN
south korea north korea dmz dnt lah tsr_00003503.jpg
Video Ad Feedback
North Korea takes on West with its own K-pop band
02:31
Now playing
- Source: CNN
south korea north korea dmz dnt lah tsr_00003503.jpg
Video Ad Feedback
Life on the edge of Korea's DMZ
02:16
Now playing
- Source: CNN
north korea nuclear deal iran us todd dnt tsr _00010408.jpg
Video Ad Feedback
How dangerous is life near the Korean DMZ?
02:11
Now playing
- Source: CNN
A North Korean soldier looks toward the South side while a group of foreign veterans who fought for South Korea during the 1950-53 Korean War and their relatives visit the truce village of Panmunjom in the Demilitarized Zone (DMZ) dividing the two Koreas on July 28, 2015. The veterans from Canada, the United States and Colombia were invited by a South Korean church group to mark the 62nd anniversary of the signing of an armistice accord that ended the war on July 27, 1953. AFP PHOTO / JUNG YEON-JE (Photo credit should read JUNG YEON-JE/AFP/Getty Images)
Video Ad Feedback
Sheltering from North Korea
01:30
Now playing
- Source: CNN
kim jong un sub missile test 0905
Video Ad Feedback
Why is Kim Jong Un cracking down his top generals?
02:09
Now playing
- Source: CNN
Slovenian rock band Laibach is one of the first Western groups to ever play in North Korea.
Video Ad Feedback
Band: N. Korea gig was 'strange'
01:59
Now playing
- Source: CNN