EGLIN AIR FORCE BASE, Fla. – A B-1B Lancer from the 337th Test and Evaluation Squadron, Dyess Air Force Base, Texas, awaits a mission at Eglin Air Force Base, Fla. The bomber was at Eglin for a B-1 Tail Warning Function test Feb. 25. The four-person crew flew the conducted at the Eglin range Feb. 25. The TWF is a radar that faces the rear of B-1 to detect incoming missiles or aircraft. If detected the system can deploy defensive countermeasures. (U.S. Air Force photo Capt. Carrie Kessler)