South Korea’s impeached President Yoon Suk Yeol (left) attends the 10th hearing of his impeachment trial over his short-lived imposition of martial law at the Constitutional Court in Seoul on Thursday. Yoon walked out of the court just five minutes after proceedings began. His lawyer Yoon Kap-keun told reporters the ousted president felt it was ‘inappropriate’ for him to sit in the same court r oom with Han Duck-soo, impeached by parliament as acting president and prime minister in December over alleged obstruction of the trial that could formally remove Yoon.