Flight Tests Of Next F-35 Block Underway

By Graham Warwick
Washington

Amid restructuring and soaring cost projections, the Joint Strike Fighter is ticking off milestones that were expected months ago, but the gathering test pace must be maintained if the program is to stay on its new track and avoid further delays and cost growth.

In two key milestones, the first Lockheed Martin F-35 mission-system test aircraft, BF-4, has returned to flight ...

---