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The U.S. Navy guided-missile destroyer USS Preble (DDG 88) fires a Mark 45 5-inch gun during a live-fire exercise in the Arabian sea, Jan. 22, 2018.
Preble is deployed with the Theodore Roosevelt Carrier Strike Group to the U.S. 5th Fleet area of operations in support of maritime security operations to reassure allies and partners and preserve the freedom of navigation and the free flow of commerce in the region. (U.S. Navy photo by Mass Communication Specialist 3rd Class Morgan K. Nall) www.dvidshub.net. Original public domain image from Flickr
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