The cause of a fatal fire in Greenville Sunday is still not known, according to investigators.

On Tuesday, News Center 7's Jill Del Greco talked with the fire chief and went to the Greenville Police Department. She said that no one is commenting yet on whether the fire was an accident or deliberately set.

On Monday night, family, friends and neighbors held a candlelight vigil at the scene of a fire that claimed the lives of four children and one adult.

At this time, the cause of the fire has not been determined. The fire happened on Sunday morning at 112 Montgomery Street.

On Monday night, people gathered in front of the charred home for a candlelight vigil.

Investigators have not released the names of the victim because some of them were badly burned that dental records will have to be used for identification.

Authorities Probe Fire That Killed 5 People

A task force of state and local investigators is trying to find the cause of an apartment fire that killed five people in Greenville on Sunday.

Authorities interviewed some surviving residents and neighbors Monday in the aftermath of the Sunday morning blaze that roared through the two-story wood frame building, which housed two duplex apartments.

The Ohio fire marshal's office, Darke County coroner, and Greenville and Darke County fire and police departments investigated the fire. On Monday night, Greenville Police cleared the scene and turned the property back to the landlord.

Authorities said at least 10 people, some children, were inside one of the apartments when the fire began. It spread into the second apartment through a common attic.

5 Fatalities Confirmed In Greenville House Fire

Five people, including four children, died in a Sunday morning fire at a duplex in Greenville.

I"'ve been in the fire service for over 30 years and it is certainly the worst fire incident I've been at in my career," said Greenville Fire Chief Mark Wolf.

Fire crews responded to a structure fire at 112 Montgomery Street near downtown Greenville shortly after 9 a.m. on Sunday. They said the fire was fully involved when they arrived at the scene.

Wolf said firefighters entered the house and pulled two victims from inside the burning structure. He said up 10 people lived in one side of the duplex and all of the fatalities occurred there. He also said people living in the other side of the duplex were not injured.

Investigators said several other people suffered injuries in the fire and were taken to Wayne Hospital in Greenville, Miami Valley Hospital and Children's Medical Center.

They said two were taken by Careflight. Reginald Coffey said he was in the duplex visiting his girlfriend and her children when the fire broke out. He said he jumped from a window to escape the flames.

"He woke up to it and he said someone was hollering 'Fire!'" Reginalds mom, Lisa Stubbs, told News Center 7.

He said he gets to the door. He said he couldnt get out because the fire was coming up the stairways. Reginald sustained injuries to his arm when he jumped.

Wolf said on Sunday afternoon, there is no reason to believe the fire is suspicious.