A firefighter was taken to the hospital with injuries after officials said they were attacked by a dog while battling a house fire in Derby on Sunday.
Fire crews were called to a reported fire on Spring Street around 5:47 a.m.
When crews arrived, they said they found a working fire in the third floor of an occupied multi-family home.
Additional units were brought in from Ansonia, Orange and Shelton to help at the scene and for district coverage. In total, about 40 firefighters helped bring the fire under control, authorities said.
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According to authorities, one firefighter was injured when they were attacked by a dog. That firefighter was transported to Griffin Hospital.
No other injuries were reported.