Six hero pilots return home safe and sound from a bombing mission to Libya which saw them in the cockpit for an incredible 25 hours. Three B-2 Spirit bombers, piloted by two men each, made it back after the 11,418-mile round trip from the Whiteman Air Force Base in Missouri - where they are kept in special hangars - to Libya, where they hit targets on forces loyal to Colonel Gaddafi and back again. At $2.1bn, they are the most expensive warplanes in the world and rarely leave their climate-controlled hangars. But when it does, the B-2 bomber makes a...