The man central to blocking investigators from arresting South Korea's impeached President Yoon Suk Yeol has come under the spotlight himself in the political crisis sparked by Yoon's brief declaration of martial law last month.

Police and anti-corruption investigators arrive at the home of South Korea's impeached president Yoon Suk-yeol as a bus blocks the entrance to the presidential residence in Seoul on Jan 3, 2025. [Photo/Agencies] SEOUL -- South Korea's anti-corruption investigative agency said on Saturday that it asked Acting President Choi Sang-mok to order the presidential security service for the execution of a warrant to arrest the impeached President Yoon Suk-yeol.

South Korea's political leadership was in uncharted territory on Jan. 4 after the sitting president resisted arrest over a failed martial law decree days before the warrant expires.