180209-N-DX615-172 MOBILE, Ala. (Feb. 9, 2018) Capt. Peter K. Nilsen, commanding officer of the guided-missile cruiser USS Philippine Sea (CG 58), works with Lt. j.g. Valerie Tucciarone, the ship’s navigation officer, while transiting Mobile Bay. Philippine Sea is participating in Mardi Gras celebrations during a scheduled port visit to Mobile, Ala. This visit provides area residents an opportunity to learn about the Navy. (U.S. Navy photo by Chief Mass Communication Specialist Alan Gragg/Released)