U.S. Sen. Jim Bunning is scheduled to address Northern Kentucky Chamber of Commerce members at the business group's Aug. 13 Government Forum. Bunning, a Southgate Republican, is running for a second term this year. He is challenged by Democratic state Sen. Daniel Mongiardo of Hazard. The forum will be at the Metropolitan Club atop the RiverCenter office tower, 50 W. RiverCenter Blvd., Covington. Lunch will be served at noon. Tickets are $30 for members, $40 for others. For information or reservations call the chamber at (859) 578-8801 or register online at www.nkychamber.com.