FOND DU LAC, Wis. (CBS 58/AP) — Fond du Lac officials are investigating a string of suspicious fires which may be related. 

The fires took place at the following locations: 

• 231 N. Military Rd. City of Fond du Lac 3:00am – 03/19/2020
• 729 Maine Ave. Village of North Fond du Lac 12:30am – 03/20/2020
• N7494 Lakeshore Dr. Town of Friendship 4:31am – 03/20/2020
• 17 Meadowlark Ct. Village of North Fond du Lac 5:07am – 03/20/2020
•  60 Clinton St. Village of North Fond du Lac 8:58am – 03/20/2020

The Fond du Lac County Sheriff's Office, Fond du Lac Police Department, and North Fond du Lac Police Department are working in conjunction with special agents from the Wisconsin Department of Justice State Fire Marshal's Office to investigate the fires. 

Anyone with relevant information should call the Wisconsin Arson Tip Line at 1-800-362-3005. Tipsters can remain anonymous and tips that result in arrest and conviction can be eligible for a reward up to $5,000.

Residents can also contact local law enforcement at 920-929-3390, and anonymous tips can be reported on the Fond du Lac County Law Enforcement Tip Line at 920-906-4777.

Anyone noticing a suspicious person or circumstance in progress should call 911 immediately to report the incident.