: An F-16C crashed Tuesday at Nellis AFB, Nev., about 20 miles west of the town of Caliente. The aircraft was participating in an air-to-air combat training mission, said Nellis officials. They said the pilot’s condition is unknown. The airplane went down about 5:30 p.m. local Nevada time.
An April 16 explosion destroyed a building at Northrop Grumman’s Innovation Systems plant in Promontory, Utah, where the company makes solid rocket motors for the U.S. government and commercial rocket companies.