Giant 4,000-Feet-High Dust Storms Hits Phoenix, Arizona experienced dust storms nearly 4,000 feet high on Monday JUly 19, 2011 evening at around 4:30 p.m.The dust storms rolled through Pinal and Maricopa counties and caused minor airplane delays. The storms are also suspected to have played a role i...

“This demonstration integrated capabilities across multiple laboratories, utilizing unmanned and manned sensor platforms, engaging a hostile swarm threat of surface craft attacking a virtual naval battlegroup consisting of a Nimitz class aircraft carrier, an Aegis class cruiser and an Independence c