Defense Secretary Mattis Testifies At Senate Appropriations Hearing

In This Photo: Joseph Dunford
Chairman of the Joint Chiefs of Staff Gen. Joseph Dunford testifies during a Senate Appropriations Subcommittee on Defense hearing to review the FY2019 budget request for the U.S. Dept. of Defense on Capitol Hill on May 9, 2018 in Washington, DC.
(May 8, 2018 - Source: Zach Gibson/Getty Images North America)