The owner of a St. Peter bowling alley destroyed by a fire reportedly admitted he accidentally started the blaze. KingPiins owner Dwight lee Selders told investigators the fire was accidental but he could not explain why he didn’t call 911. A search warrant was filed in Nicollet County District court. The U.S Department of Alcohol, Tobacco and Firearms is now helping St. Peter Police and the Minnesota Fire Marshals Office investigate the cause of the fire. Canisters containing a highly flammable acetone were found by one of the pin-setting machines in the bowling alley.