SEOUL The godfathers of North Korea's nuclear weapons programme were an elderly trio: a nuclear physicist, a military general, and a broker with contacts in Pakistan.
The broker is reported to have died in 2014, but together, the three helped lay the groundwork that led to the isolated country's fourth nuclear test on Wednesday.
16:26 South Korea accuses North Korea of Kim Jong Nam assassination16
15:04 Malaysia Seeks to Question 7 in Killing of Kim Jong-nam17
02:52 China says understands South Korean need for security, still opposes missiles21
07:05 Malaysian police arrest North Korean man over Korean Leader’s half-brother’s murder26