(Brookville, IN)--There’s even more trouble for elected officials in Franklin County. Details of $400,000 settlement involving Commissioner Tom Wilson have been released. Wilson owns Tri-County Ambulance. A lengthy federal investigation has concluded that Tri-County was improperly billing Medicare. Alleged violations included health care fraud and conspiracy to defraud the United States. A $400,000 civil settlement was reached to end the case. Franklin County’s auditor is currently facing criminal charges in two separate incidents.