A standoff between rival government forces outside the presidential compound in South Korea is a startling development, even for observers used to the country’s famously rough and tumble politics.

South Korea’s anti-graft agency will seek to extend an arrest warrant for President Yoon Suk Yeol, as pressure mounted on law enforcement to resolve the country’s escalating political crisis.

South Korean investigators trying to arrest suspended President Yoon Suk Yeol have less than 24 hours before their warrant expires Monday, with the embattled leader holed out in his residence surrounded by loyal security forces.