Brenna Karleskind of the U.S Navy participates in a scenario where terrorists attempt to break though a security zone during "Seahawk 2006" at Camp Fish in Coronado, California, August 30, 2006, in the first major Navy Expeditionary Combat Command anti-terrorism and force protection training operation on the West Coast. Navy units from California, Oregon and Washington participated in the exercise. (UPI Photo/Earl S. Cryer)