The U.S. Air Force is investing in hypersonic aircraft startup Hermeus via a $60 million jointly funded contract under its Vector Initiative to fuel the resurgence of high-speed passenger travel.The U.S. Navy's Northrop Grumman AGM-88G Advanced Anti-Radiation Guided Missile Extended Range completed its first air-launched live-fire test in July.The U.S. Air Force has pushed back final airworthiness certification for the Boeing/Leonardo MH-139 Gray Wolf helicopter through the end of fiscal 2022. Lockheed Martin has replaced the U.S. Navy as supplier of the ground control system for the Boeing MQ-25 Stingray carrier-based unmanned tanker.The U.S. said an Iranian unmanned aircraft attacked an Israeli-managed oil tanker in the Arabian Sea on July 30, killing two crewmembers.
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