,South Korean President Yoon Suk Yeol was placed under a travel ban Monday pending an investigation into treason and other charges related to his short-lived imposition of martial law last week.The ban was imposed by the justice ministry shortly after the Corruption Investigation Office for High-ranking Officials (CIO) said it had submitted a request for the order, Yonhap News Agency reported.Yoon has been booked as a suspect in simultaneous investigations conducted by the police, the prosecution and the CIO over his surprise declaration of martial law last Tuesday.
