South Korea's impeached President Yoon Suk Yeol faced renewed questioning Thursday, a day after his dramatic arrest over a failed martial law declaration, but his lawyers said he would not take part.

South Korea looks set for a dramatic political showdown this week as impeachment proceedings kick off against suspended President Yoon Suk Yeol, who remains holed up in his fortified residence evading arrest for a separate criminal investigation.

South Korea is facing its most severe political turmoil in decades as President Yoon Suk Yeol undergoes questioning over allegations of insurrection. The anti-corruption agency resumed its investigation on Thursday,