27 April 2019 :

North Korean leader Kim Jong-un ordered the execution by firing squad of four foreign ministry officials after the failure of his Hanoi summit with Donald Trump, a report has claimed.
The officials were reportedly executed after the February talks between North Korea and the US came to an end without any deal being made.
Pyongyang had accused the four officials of selling information to Washington before the Hanoi summit, according to a Japanese news agency.The executions, which included a diplomat from North Korea’s embassy in Hanoi, have not been verified.Asia Press claimed its reporter spoke to a trade official who was told the rumour about the executions.
It is claimed that the executions were watched by members of the ruling Workers’ Party of Korea and Korean People’s Army.