Norwalk, CT - Norwalk Fire Department crews responded to a house fire on Fullmar Lane, where first-arriving units encountered heavy fire extending from the rear deck into the first and second floors and multiple attic spaces of the home.

As additional companies arrived, the incident was upgraded to a third alarm, bringing all available city resources to the scene. Firefighters worked to contain the blaze, bringing it under control in about an hour.

No injuries to firefighters or civilians were reported. One dog was found deceased inside the home. Three residents were displaced and are receiving assistance from the American Red Cross. The cause of the fire remains under investigation.