WASHINGTON - Secretary of the Navy (SECNAV) the Honorable Ray Mabus and Chief of Naval Operations (CNO) Adm. Jonathan Greenert attend a welcoming reception aboard the littoral combat ship USS Independence (LCS 2) in celebration of the 20th International Seapower Symposium. (U.S. Navy photo by Mass Communication Specialist 2nd Class Shannon E. Renfroe/Released)