EGLIN AIR FORCE BASE, Fla. - The different aircraft of the 85th Test and Evaluation Squadron, fly in formation. From left, Maj. Jason Young, Lt. Col. Sam Shaneyfelt, Maj. Paul Jeffords and Capt. Chris Crotty, and Maj. Derek Mentzer. The 85th TES pilots test new capabilities for F-15s and F-16s in an combat-simulated scenarios. (U.S. Air Force photo)