OLMSTED FALLS -- Olmsted Fire Department is investigating the cause of a blaze at an apartment complex early Wednesday.

Fire crews were dispatched around 4:30 a.m. to Evergreen Farms Apartments in Olmsted Falls. Officials say the fire appeared to have started on the second floor patio at the 8500 block apartment on Evergreen Trail.

The fire quickly spread to the roof. Crews say luckily no one was injured.