Mourners lay flowers at a joint memorial altar for victims of the Jeju Air plane crash, set up in Muan County, South Jeolla Province, Dec. 30. Joint Press Corps

A grieving visitor weeps at a joint memorial altar for victims of the Jeju Air plane crash, set up in Muan County, South Jeolla Province, Dec. 30. Joint Press Corps

New acting President Choi Sang-mok lays flower as a sign of condolence for victims of the Jeju Air plane crash, at a joint memorial set up in Muan County, South Jeolla Province, Dec. 30. Joint Press Corps

Friends of a victim cries at a joint memorial altar for victims of the Jeju Air plane crash, set up in Muan County, South Jeolla Province, Dec. 30. Yonhap

Korean flags are flown at half-mast as a sign of condolence for victims of the Jeju Air plane crash, at Gimpo International Airport in Seoul, Dec. 30. The national mourning period lasts until Jan. 4. Yonhap

The Korean flag and Assembly flag are flown at half-mast as a sign of condolence for victims of the Jeju Air plane crash, at the National Assembly in Seoul, Dec. 30. Newsis

Buddhist monks from the Jogye Order pay tribute to victims at the site of the Jeju Air plane crash at Muan International Airport in Muan County, South Jeolla Province, Dec. 30. Yonhap

White chrysanthemums are placed near the site of the Jeju Air plane crash at Muan International Airport in Muan County, South Jeolla Province, Dec. 30. Yonhap

Ruling People Power Party floor leader Kweon Seong-dong weeps as he consoles the family members of victims of the Jeju Air plane crash in Muan County, South Jeolla Province, Dec. 30. Joint Press Corps

An employee of Buk District Office in Gwangju wears a black ribbon to show her condolence for victims of the Jeju Air plane crash, in this photo provided by the district office, Dec. 30. Yonhap