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June 01, 2025Jun 01, 2025

ABOUT THE AUTHOR

Colin Zwirko

Colin Zwirko

Colin Zwirko is a Senior Analytic Correspondent for NK News based in Seoul. He joined the company in 2018 after receiving a master's degree in international security and foreign policy from South Korea's Yonsei University. Follow him on Bluesky / Twitter.

News

Kim Jong Un factory visit footage hints at possible recent medical procedure

North Korean TV segment shows Kim riding a golf cart and with a new mark on his wrist

Analysis

Kim Jong Un’s waterslide boat under repair in Wonsan ahead of annual outings

Satellite imagery analysis reveals megaship with an Olympic-size pool was used at Kim’s Wonsan villa last summer

Colin ZwirkoColin ZwirkoMay 1, 2020
Analysis

REVEALED: Kim Jong Un had new private villa built at prized spot near Wonsan

Boat appearing at Kim's main Wonsan villa this month traveled to site of new luxury complex over last three summers

Colin ZwirkoColin ZwirkoApril 30, 2020
News

Paving begins on highway to connect long-dormant China-North Korea bridge: photo

Imagery also shows New Yalu River Bridge’s likely customs complex growing, more homes demolished and rebuilt

Colin ZwirkoColin ZwirkoApril 29, 2020
News

Recent moves by Kim Jong Un’s luxury boats suggest leader may be in Wonsan

Satellite imagery offers hints at Kim's potential whereabouts as health rumors continue to circulate

Colin ZwirkoColin ZwirkoApril 28, 2020
News

Signs of major upcoming military parade appear at North Korean training grounds

Temporary structures installed this week at Pyongyang’s Mirim parade training area, satellite imagery reveals

Colin ZwirkoColin ZwirkoApril 23, 2020
COVID-19

North Korean state media goes a month without showing domestic COVID-19 work

Frequent updates in text articles continue but directive likely made in late March to halt use of domestic imagery

Colin ZwirkoColin ZwirkoApril 22, 2020
News

North Korean workers stuck in Vietnam following COVID-19 border closures: Hanoi

Vietnamese government reports DPRK laborers on temporary visas, efforts being made to repatriate them

Colin ZwirkoColin ZwirkoApril 20, 2020
News

North Korea’s replica Blue House circled as target for expected strike drills

Replica South Korean presidential residency was previously destroyed in December 2016 special forces infiltration drill

Colin ZwirkoColin ZwirkoApril 17, 2020
News

North Korea’s Wonsan-Kalma project fails to meet April 15 completion deadline

Finishing materials still being sent to marquee beach resort as construction is “pushing forward,” state outlets say

Colin ZwirkoColin ZwirkoApril 17, 2020