The Army Air Service takes on a new mission: aerial icebreaking. Two Martin bombers and two DH-4s bomb the frozen Platte River at North Bend, Neb., for six hours before the ice clears.
While the Sentinel ICBM program writ large is undergoing a major restructure due to cost and schedule overages, prime contractor Northrop Grumman is touting progress on milestones with the missile itself.
