Orbital ATK among finalists for new Air Force rocket system

PROMONTORY, Box Elder County — Orbital ATK is vying to build the latest generation of rockets for the U.S. Air Force.The Virginia-based company, with operations in Box Elder County, is working on the development of what is being called the Next Generation Launch system — a new American lineup of intermediate- and large-class rockets capable of launching the full range of national security missions required by the Air Force, as well as science and commercial payloads for other custome