Police in South Korea have raided the airport of Muan following a deadly plane crash on site that killed almost all passengers aboard the aircraft last weekend, the Yonhap news agency reported Monday.

South Korean police continued search efforts into a second day, conducting a raid at Muan International Airport’s offices in South Jeolla Province, as part of the investigation into the Jeju Air crash that claimed 179 lives.

Authorities in South Korea have issued a search warrant for professional negligence resulting in death following a horror plane crash which claimed the lives of 179 people on Sunday