ST. CLOUD - St. Cloud fire officials are investigating a suspected arson fire.

Assistant Fire Marshal Lynn Cook says a vacant 20 X 20 building at 4211 Roosevelt Road was on fire at about 2:00 p.m. yesterday (Wednesday).

By the time the fire trucks arrived it was fully engulfed in flames.

Cooks says they don't have a damage estimate yet, they don't have any suspects, and they're still trying to contact the owner of the building.