Keywords: US Secretary of Defense 130327-D-NI589-145.jpg en U S Secretary of Defense Chuck Hagel right speaks with with senior military chiefs from the United Kingdom after presenting U K Chief of the Defense Staff Gen Sir David Richards center with a Secretary of Defense medallion at the Combined Chiefs of Staff Committee hosted by Chairman of the Joint Chiefs of Staff U S Army Gen Martin E Dempsey at the National Defense University at Fort McNair in Washington D C March 27 2013 This was the first of meeting of its kind since 1948 and was called to discuss strategic challenges the U K and U S militaries may face in the future DoD photo by Glenn Fawcett/Released 2013-03-27 Glenn Fawcett https //www dvidshub net/image/897378 130327-D-NI589-145 2013-03-29 15 34 FORT MCNAIR DC US PD-USGov Martin E Dempsey in 2013 Chuck Hagel in 2013 Fort Lesley J McNair Images from DoD uploaded by Fæ Photographs by Glenn Fawcett |