The head of the Presidential Security Service (PSS) offered his resignation to acting President Choi Sang-mok before appearing for police questioning on Friday, the PSS said. Park Chong-jun, chief of the PSS,

South Korean police has questioned the chief of the presidential security service as the two agencies clashed over attempts to detain impeached President Yoon Suk Yeol.

South Korean President Yoon Suk Yeol's security chief said on Friday the impeached leader, who faces arrest over a criminal probe into his Dec. 3 martial law bid, has been unfairly treated for a sitting leader and warned bloodshed must be avoided.