CoinVoice has learned that, according to Jinshi, South Korean media reported that the Chief of the National Police Agency, Cho Ji-ho, and the Chief of the Seoul Police Agency, Kim Bong-jik, were formally detained on the evening of December 13.
The Seoul Central District Court stated that there is a possibility that Cho Ji-ho and Kim Bong-jik might destroy evidence, and therefore issued a detention order. [Original link]