In this image provided by the U.S. Navy, the guided-missile destroyer USS Porter (DDG 78) launches a tomahawk land attack missile in the Mediterranean Sea, Friday, April 7, 2017. The United States blasted a Syrian air base with a barrage of cruise missiles in fiery retaliation for this week's gruesome chemical weapons attack against civilians. (Mass Communication Specialist 3rd Class Ford Williams/U.S. Navy via AP)