FOND DU LAC -- There was a small explosion heard in Fond du Lac late Saturday.
Officers received a call at approximately 11:47 p.m. about a possible explosion and structure fire at 23 Doty St.
The Fond du Lac Police Department responded along with Fond du Lac Fire/Rescue who quickly extinguished a small fire.
The cause of the fire and explosion are still under investigation.
There were no reported injuries.