Law enforcement authorities have requested a warrant to formally arrest impeached South Korean President Yoon Suk Yeol, who is spending his third day at a detention center after his lawyers failed in a last-minute attempt to secure his release.

Yoon Suk Yeol became the first South Korean leader to be held by criminal investigators, ending a long standoff after he imposed martial law.

Lawyers representing South Korea’s impeached president say he will refuse further questioning after being detained by anti-corruption officials over his ill-fated declaration of martial law last month,