170627-N-VR594-0199 PACIFIC OCEAN (June 27, 2017) Sailors fire an M2HB .50-caliber machine gun during a live-fire exercise aboard the Ticonderoga-class guided-missile cruiser USS Princeton (CG 59). The ship is on an underway period in the U.S. 7th fleet area of operations. The U.S. Navy has patrolled the Indo-Asia-Pacific routinely for more than 70 years promoting regional peace and security. (U.S. Navy photo by Mass Communication Specialist 3rd Class Kelsey J. Hockenberger/Released)