Latest ""
Air Force tests unarmed nuclear missile in pre-dawn video
The Air Force must continue maintaining Minuteman III nuclear missiles longer than expected, with the Sentinel successor requiring a major restructuring.
New ICBM will take US nuclear missiles out of Cold War era
A new nuclear missile is coming, a gigantic ICBM called the Sentinel.
By Tara Copp, AP
US Army approves Sentinel A4 air defense radar for low-rate production
The US Army's Sentinel A4 radar that can track challenging threat targets like cruise missiles is moving into low-rate initial production.
By Jen Judson