South Korean authorities have granted a request to extend a warrant to detain the country’s suspended President Yoon Suk Yeol for questioning over his surprise declaration of martial law last month.

South Korean anti-graft investigators secured a new court-ordered arrest warrant Tuesday for impeached President Yoon Suk Yeol, whose failed martial law bid threw the country into turmoil. The former star prosecutor has refused questioning three times after his bungled December 3 martial law decree plunged South Korea into its worst political crisis in decades.

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