North Korea's Kim Jong Un faces embarrassment after a failed naval destroyer launch. The incident prompts an investigation and highlights military modernization efforts.

North Korea’s newest warship was severely damaged during a launch ceremony Wednesday, with leader Kim Jong Un, who witnessed the accident, saying it brought shame to the nation’s prestige and vowing to punish those found responsible,

Kim Jong Un's public condemnation of the bungled warship launch was a rare admission of failure from inside North Korea, but experts say it says a lot about its bigger plans.