A photo of what used to be the 851st Strategic Missile Squadron, Titan 1 Intercontinental Ballistic Missile Complex 4C tunnels at Chico, Calif., May 23, 2013. Beale was once home to the 851st Strategic Missile Squadron and had three missile silo complexes, 851-A in Lincoln, 851-B in Sutter Buttes and 851-C in Chico, from Feb. 1, 1961-March 25, 1965. (U.S. Air Force photo by Senior Airman Allen Pollard/Released)