Fire investigators say arson is responsible for a fire that destroyed C & G Dry Cleaners in Vincennes. Investigators say last week’s blaze started on the outside rear of the building on Washington Avenue. Firefighters saw fire coming from the back of the building when they arrived. Anyone with information about the arson is asked to call the Indiana Arson hotline at 800-382-4628. A reward of up to five-thousand dollars will be given for information that leads to an arrest and conviction. Callers may remain anonymous.