President Yoon Suk Yeol on Friday named a new chief prosecutor of the Corruption Investigation Office for High-Ranking Officials, after a vacancy of about three months. Oh Dong-woon, formerly a judge and attorney, was nominated to lead the CIO, which is currently spearheading a high-profile investigation into the death of a Marine in July last year. Cpl. Chae Su-geun died at the age of 20 when he was swept away in mo...