North Korea has arrested a fourth official over the failed launch of a new warship that has enraged the country's leader, Kim Jong Un. Ri Hyong-son, deputy director of the ruling Workers' Party's Munitions Industry Department,

SEOUL, South Korea (AP) — North Korea authorities have detained four officials over the recent failed launch of a naval destroyer, an incident that leader Kim Jong Un said was caused by criminal negligence, state media said.

North Korea’s newest warship was severely damaged during a recent launch ceremony, 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,