The Air Force has asked Congress for more money to conduct further modifications to the 30,000-pound Massive Ordnance Penetrator bunker bomb that could be used against hardened nuclear facilities or underground tunnel networks. The service plans to scale up production of in-service missiles and bombs in fiscal year 2016 and continue to develop the next iteration of weapon systems such as the Small Diameter Bomb Increment II, Joint Air-to-Surface Standoff Missile-Extended Range and the nation's biggest bunker-busting bomb, the Boeing-built...