150109-N-ZZ999-248 WASHINGTON (Jan. 9, 2015) From the left, Director, Navy Nuclear Propulsion Program, Adm. John Richardson; Chief of Naval Operations, Adm. Jonathan Greenert; Mrs. Darleen Greenert, sponsor for Hyman G. Rickover (SSN 795); Mrs. Elonore Rickover, widow of the late Admiral Rickover, and Secretary of the Navy Ray Mabus pose for a portrait at the naming ceremony for Hyman G. Rickover, following a USS Nautilus (SSN 571) Underway Anniversary observance held at Naval Reactors, on board the Washington Navy Yard. (U.S. Navy Photo by Scott Adam Webb/released)