YOUNGSTOWN AIR RESERVE STATION, Ohio -- Maj. John Baum, a pilot with the U.S. Air Force Thunderbirds Demonstration Squadron, signs autographs for children following the Thunderbirds' "Thunder Over the Valley" Air Show and Open House performance, Aug. 8, 2009. The YARS Air Show attracted more than 65,000 visitors to the air station for the free, 2-day event. U.S. Air Force photo by Airman 1st Class Megan Tomkins