180118-N-NM917-242 YOKOSUKA, Japan (Jan. 18, 2018) Sailors participate in aloft qualification training on the yardarms of the U.S. 7th Fleet flagship USS Blue Ridge (LCC 19). Blue Ridge is in an extensive maintenance period in order to modernize the ship to continue to serve as a robust communications platform in the U.S. 7th Fleet area of operations. (U.S. Navy photo by Mass Communication Specialist 2nd Class Jordan KirkJohnson /Released)