Investigators were at the scene of the Bluffs fire on Wednesday trying to determine what caused the blaze on Tuesday that destroyed an entire apartment building ( Building F ).

The Acting Junction City Fire Chief Rick Rook, said they began work on Wednesday about 8 a.m. “We’ve got Junction City Fire Department investigators on scene, as well as State Fire Marshall, and we also have the ATF assisting us with their K-9’s.

Rook said they are interviewing every resident of the building, and another group of investigators is working at the fire scene. The cause of the blaze is still unknown.