A February report from the Pentagon's top weapons tester highlighted several concerns about GPS III and IIIF testing simulators, claiming the program lacks sufficient resources to provide realistic threat testing. The Air Force said this week it disagrees with those conclusions. "Both the GPS III and IIIF maintain multiple high-fidelity hardware- and software-in-the-loop simulators capable of testing all validated threats documented in the GPS System Threat Assessment Reports," Air Force spokesman Rodney Crum said, adding that those reports align with...