3 injured in Olmsted Falls condominium fire, multiple departments investigating

OLMSTED FALLS, Ohio -- The massive fire that heavily damaged a 48-unit housing complex is under investigation.

Olmsted Falls Mayor James Graven said that 911 dispatchers received a call at 10:32 a.m. Thursday from a woman indicating her unit had caught on fire at Chandlers Lane Condominiums located in Sprague Road and Chandlers Lane area.

The call then disconnected, according to the mayor.

When firefighters arrived on scene the building was reportedly engulfed in flames.

Witnesses told Fox 8's Matt Wright they heard an explosion shortly before the fire.

The mayor said that crews from Olmsted Falls and the surrounding areas responded to the fire.

One resident and two firefighters required medical treatment.  Mayor Graven did not reveal the condition of these individuals, however he said that the firefighters sustained their injuries while fighting the fire.

According to Mayor Graven, the Olmsted Falls Fire Department, the Ohio Fire Marshal's Office and the Bureau of Alcohol, Tobacco, Firearms and Explosives are investigating the fire.

This is a developing story.  We will have more updates as they become available.