FOND DU LAC, Wis. (WHBL) - A 32 year old Fond Du Lac man is in custody after leading officers on a high speed chase that ended in Dodge County early this morning.  It happened just before 3am when a Fond Du lac Police officer tried to stop the vehicle on a report of suspicious activity.  The chase reached speeds of 90 miles per hour, and the driver was able to maneuver around three sets of stop sticks before hitting a fourth and final set, bringing the car to a stop.  The driver and passenger are both in custody awaiting formal charges.