This picture from North Korea's official Korean Central News Agency (KCNA) taken on March 27, 2018 and released on March 28, 2018 shows China's President Xi Jinping (R) shaking hands with North Korean leader Kim Jong Un in Beijing. North Korean leader Kim Jong Un was treated to a lavish welcome by Chinese President Xi Jinping during a secretive trip to Beijing as both sides seek to repair frayed ties ahead of landmark summits with Seoul and Washington. / AFP PHOTO / KCNA VIA KNS / - / South Korea OUT / REPUBLIC OF KOREA OUT ---EDITORS NOTE--- RESTRICTED TO EDITORIAL USE - MANDATORY CREDIT "AFP PHOTO/KCNA VIA KNS" - NO MARKETING NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTS THIS PICTURE WAS MADE AVAILABLE BY A THIRD PARTY. AFP CAN NOT INDEPENDENTLY VERIFY THE AUTHENTICITY, LOCATION, DATE AND CONTENT OF THIS IMAGE. THIS PHOTO IS DISTRIBUTED EXACTLY AS RECEIVED BY AFP. / (Photo credit should read -/AFP/Getty Images)
Video Ad Feedback
How close are China and North Korea?
They've been allies for decades, but China and North Korea are no stranger to ups and downs in their relationship, particularly under Kim Jong Un's rule.
02:08 - Source: CNN
North Korea Tensions 16 videos
This picture from North Korea's official Korean Central News Agency (KCNA) taken on March 27, 2018 and released on March 28, 2018 shows China's President Xi Jinping (R) shaking hands with North Korean leader Kim Jong Un in Beijing. North Korean leader Kim Jong Un was treated to a lavish welcome by Chinese President Xi Jinping during a secretive trip to Beijing as both sides seek to repair frayed ties ahead of landmark summits with Seoul and Washington. / AFP PHOTO / KCNA VIA KNS / - / South Korea OUT / REPUBLIC OF KOREA OUT ---EDITORS NOTE--- RESTRICTED TO EDITORIAL USE - MANDATORY CREDIT "AFP PHOTO/KCNA VIA KNS" - NO MARKETING NO ADVERTISING CAMPAIGNS - DISTRIBUTED AS A SERVICE TO CLIENTS THIS PICTURE WAS MADE AVAILABLE BY A THIRD PARTY. AFP CAN NOT INDEPENDENTLY VERIFY THE AUTHENTICITY, LOCATION, DATE AND CONTENT OF THIS IMAGE. THIS PHOTO IS DISTRIBUTED EXACTLY AS RECEIVED BY AFP. / (Photo credit should read -/AFP/Getty Images)
Video Ad Feedback
How close are China and North Korea?
02:08
Now playing
- Source: CNN
01 Moon Jae-In Kim Jong-Un SPLIT
Video Ad Feedback
North, South Korean leaders to meet again
01:27
Now playing
- Source: CNN
03 Sohae North Korea image
Video Ad Feedback
New images show N. Korea dismantling test site
01:44
Now playing
- Source: CNN
mike pompeo on north korea
Video Ad Feedback
Pompeo dismisses N. Korea's 'gangster' comments
00:40
Now playing
- Source: CNN
SINGAPORE - JUNE 12: In this handout photo, North Korean leader Kim Jong-un shakes hands with U.S. President Donald Trump during their historic U.S.-DPRK summit at the Capella Hotel on Sentosa island on June 12, 2018 in Singapore. U.S. President Trump and North Korean leader Kim Jong-un held the historic meeting between leaders of both countries on Tuesday morning in Singapore, carrying hopes to end decades of hostility and the threat of North Korea's nuclear program. (Photo by Kevin Lim/THE STRAITS TIMES/Handout/Getty Images)
Video Ad Feedback
Kim Jong Un snubbed Mike Pompeo, source says
01:56
Now playing
- Source: CNN
WASHINGTON, DC - MAY 09: National Security Adviser John Bolton speaks on a morning television show from the grounds of the White House, on May 9, 2018 in Washington, DC. Yesterday President Donald Trump announced that America was withdrawing from the Iran nuclear deal. (Photo by Mark Wilson/Getty Images)
Video Ad Feedback
Bolton: US has plan for denuclearizing N. Korea
01:34
Now playing
- Source: CNN
planet labs inc satellite images nk
Video Ad Feedback
Satellite images show missile plant construction
01:25
Now playing
- Source: CNN
Susan Rice June 17 2018 01
Video Ad Feedback
Susan Rice: Kim Jong Un beat Trump at summit
01:14
Now playing
- Source: CNN
Images of the Norrth Korea missile launch on November 28 taken from Rodong Sinmun, North Korea's official newspaper.
Video Ad Feedback
Will North Korea restart nuclear tests?
02:14
Now playing
- Source: CNN
north korea kim jong un video
Video Ad Feedback
Will Kim Jong Un ever give up his nukes?
03:00
Now playing
- Source: CNN
kim digital video 2
Video Ad Feedback
What's bringing Kim Jong Un to the table
02:27
Now playing
- Source: CNN
who is kim jong un orig tease 1
Video Ad Feedback
Kim Jong Un: From global pariah to the man to meet
01:51
Now playing
- Source: CNN
rep gerry connolly tsr
Video Ad Feedback
Connolly: Trump comment on Kim 'jaw-dropping'
01:43
Now playing
- Source: CNN
moon jae-in the master dealmaker
Video Ad Feedback
Moon: The masterful dealmaker
02:31
Now playing
- Source: CNN
Trump Kim Jong Un comment 04240218
Video Ad Feedback
Trump: Kim Jong Un very open and honorable
01:26
Now playing
- Source: CNN
korea art 1
Video Ad Feedback
Finding art on the edge of the DMZ
03:06
Now playing
- Source: CNN