150204-N-WL435-018 WASHINGTON (Feb. 4, 2015) Chief of Naval Operations (CNO) Adm. Jonathan Greenert shakes hands with Vice Adm. Andreas Krause, the chief of the German navy, at the conclusion of an office call at the Pentagon. This is the first time Greenert and Krause met since Krause's appointment as the head of the German navy in October 2014. (U.S. Navy photo by Chief Mass Communication Specialist Peter D. Lawlor/Released)