DENVER -- The Air Force last week halted deliveries of the KC-46A Pegasus after it became aware of cracks found in the "outboard fixed-trailing-edge support structure" of two brand-new production tankers not yet shipped to the service, according to an Air Force spokesperson. “The damage does not pose a safety-of-flight concern; however, identified cracks must be repaired before returning an aircraft to service,” the spokesperson said. “Boeing, the program office and Air Mobility Command are working to quickly identify the...