ST. JOSEPH COUNTY, MI   (WKZO) -- A fire at a business in Sturgis Township is now being called arson. A State Police Fire Investigator says a dog trained to sniff for accelerants apparently found traces of a flammable liquid in the debris at Trillium Staffing Solutions. More tests will be conducted.  

The fire began at the temp service in the 26-thousand block of U.S.-12 Tuesday evening, about 8pm and was called in by passersby. The building was extensively damaged.    The St. Joseph County Sheriff’s Department is asking the public for any information they may have on the fire.