Boeing has prepared a software and hardware fix for the KC-46A aerial tanker so that it can go on to pass fuel to the C-17 strategic transport.
Ken Fielding/http://www.flickr.com/photos/kenfielding [CC BY-SA 3.0 or CC BY-SA 3.0], via Wikimedia Commons
Boeing encountered a boom axial loads issue during an earlier test to refuel the C-17, causing a setback to the already delayed flight test program.