Saturday evening that left at least 151 dead and about 82 injured.

South Korea's President Yoon Suk-yeol told

how a night of holiday festivities turned into one of the deadliest incidents in the nation’s recent peacetime history.

Yoon on Sunday called for a thorough investigation into the cause of the deadly incident

Lee Sang-min said 

around midday Sunday that 90 percent of the dead had been identified.