BOSTON (July 4, 2012) USS Constitution performs a gun salute during the ship's annual turn-around cruise as part of the Boston Navy Week 2012. Boston Navy Week is one of 15 signature events planned across America in 2012. The eight-day long event commemorates the Bicentennial of the War of 1812, hosting service members from the U.S. Navy, Marine Corps and Coast Guard and coalition ships from around the world. (U.S. Navy photo by Mass Communication Specialist 2nd Class Jason Daniel Johnston/Released)