Northrop Grumman breaks ground on new Sentinel Intercontinental Ballistic Missile facility

ROY, Utah (ABC4) — Northrop Grumman is an aerospace and defense technology system, and it's growing. The company is expanding its campus next to Hill Air Force Base. On Tuesday it broke ground on a new facility to accelerate Sentinel Intercontinental Ballistic Missile (nuclear missile) development in Utah. Fighter jets soared overhead as dozens of people gathered for the groundbreaking of the Legacy [...]