Add Yahoo as a preferred source to see more of our stories on Google. A KC-46 Pegasus refuels an F-16 at night, as seen through the updated version of the Remote Vision System, or RVS 2.0. (Boeing) ...

A Boeing KC-46 arrives at Travis Air Force Base, California, on July 28. Credit: U.S. Defense Department DAYTON, Ohio—The U.S. Air Force says it expects Boeing to be able to retrofit a KC-46 with the ...