A BGM-109 Tomahawk missile launches from the guided-missile destroyer USS Sterett (DDG 104) during a weapons training exercise off the coast of San Diego, Calif., June 23, 2010. Sterett launched two Tomahawk missiles during the weeklong training evolution in preparation for its upcoming deployment. (DoD photo by Mass Communication Specialist Carmichael Yepez, U.S. Navy/Released)