Iron Dome plans being finalized as US Army begins training on systems February 15 Two Iron Dome batteries have reached Fort Bliss, Texas, as units begin qualification and training efforts ahead of a possible deployment of the system. (Courtesy of Rafael) WASHINGTON — Plans for where, how and when the U.S. Army’s two new Iron Dome air defense batteries could deploy are being finalized, according to Brig. Gen. Brian Gibson, the lead on the service’s air and missile defense modernization effort. Lawmakers have demanded the service come up with a plan to deploy Iron Dome systems, which were procured as an interim solution to fill a cruise missile defense gap.