Police investigating the Icheon fire incident that killed five people is speeding up the investigation into the cause of the accident.

At the time of the fire, three workers who were working at the 3rd floor screen golf driving range at the time of the fire said to the police, "I saw sparks from the ceiling and tried to extinguish it."

The police will additionally check the route through which the smoke quickly entered the 4th floor through the second joint investigation tomorrow (8th).

The funeral of the late nurse Hyun Eun-kyung, who died while taking care of patients in toxic gas, was strictly observed at Gyeonggi Medical Center Icheon Hospital this morning.