Source: South China Morning PostA US Air Force bomber tried and failed to launch a test missile for a new hypersonic weapon during a long-awaited first flight test.The US Air Force said in a statement that it suffered “a setback in demonstrating its progress in hypersonic weapons on April 5 when its first booster vehicle flight test encountered an issue on the aircraft and did not launch”.A B-52H Stratofortress bomber was unable to complete the launch sequence on Monday when it tried to release the booster test vehicle for…Read More