FOND DU LAC, Wis. (WTAQ) - Fond du Lac and North Fond du Lac firefighters battle a blaze at a bowling alley Wednesday morning in Fond du Lac. Fire Chief Peter O'Leary says they were called to Last Stop Lanes just before 4 a.m. and when they arrived the fire had already gotten a pretty good start on the building. The building was closed at the time and no one was believed to be in it. No word yet as to what caused the fire.