U.S. Department of Homeland Security emblem is pictured at the National Cybersecurity & Communications Integration Center in Arlington Virginia

 
U.S. Department of Homeland Security emblem is pictured at the National Cybersecurity & Communications Integration Center in Arlington Virginia
U.S. Department of Homeland Security emblem is pictured at the National Cybersecurity & Communications Integration Center (NCCIC) located just outside Washington in Arlington, Virginia September 24, 2010. REUTERS/Hyungwon Kang