One of three new emergency command and control vehicle sits at a U.S. Army Corps of Engineers Sacramento District facility in West Sacramento, Calif., Nov. 30, 2011. All three ECCVs were received at the Sacramento District in early November 2011. The vehicles are part of the Corps’ deployable tactical operations system, designed to provide mobile command and communications centers that support the quick ramp-up of initial emergency response missions for the Corps. (U.S. Army photo by Carlos J. Lazo/Released)