The direct relatives of the recently executed Jang Song Thaek have all been put to death on the orders of North Korean leader Kim Jong Un, South Korea’s Yonhap News Agency said on Sunday.

Entire families directly related to Kim Jong Un’s late uncle, who was executed in December for plotting to overthrow the Pyongyang government, were put to death with their children and grandchildren, “multiple sources” told Yonhap News.