South Korea's impeached President Yoon Suk Yeol attends the hearing of his impeachment trial over his short-lived imposition of martial law, at the Constitutional Court in Seoul, South Korea on Feb 20. (Song Kyung-Seok/Pool via Reuters)

(Reuters) – South Korean prosecutors decided not to appeal a court’s decision to cancel the detention of President Yoon Suk Yeol and release him on Saturday, Yonhap News reported.