The Air Force is beginning to see its vision for a government-owned, synthetic modeling and simulation environment take shape and, while challenges remain, the head of the service's test center said he's encouraged by the development progress he's seen on the technical backbone that will connect fourth- and fifth-generation simulators for high-fidelity testing and training. The Air Force Test Center broke ground in November on the service’s first Joint Simulation Environment facility at Nellis Air Force Base, NV, and is...