About the Author
Chad O'Carroll
Chad O'Carroll has written on North Korea since 2010 and writes between London and Seoul.
Update on Sunday, January 19: This article has been updated to include the name of the alleged new post-holder.
North Korea's foreign minister Ri Yong Ho has been replaced, sources in Pyongyang confirmed to NK News, in a major political reshuffle which could have a significant impact on the country's diplomatic stance going forward.