Observers said the prosecutor-turned-politican’s legal background will come into play when Yoon fights an impending impeachment following his short-lived declaration of martial law. South Korean President Yoon Suk Yeol's political fate is hanging in the balance as criticism and anger mount over his botched attempt to impose martial law . But even as thousands march along the streets of Seoul demanding his resignation, analysts have expressed scepticism that the embattled president will leave