Kim Jong Un’s new 5,000-ton destroyer capsized after North Korea tried a side launch of a military ship. But what seems like a major setback for Pyongyang’s Soviet-era navy reveals the close military ties North Korea has with Russia. Certain elements in the design of North Korea’s new Chlo Hon-class warship resemble Russia’s own Grigorovich-class frigates. WSJ explores how Moscow appears to be helping Pyongyang build warships, claimed to be nuclear-capable, faster than China.Chapters:0:00 North Korea’s capsized warship0:40 North Korea’s new fleet1:18 How North Korean ships resembles Russian ships3:18 Growing ties 3:53 North Korea’s building speed5:35 Propaganda tool