Secretary of Defense Ash Carter conducts a press briefing at the Pentagon Aug. 20, 2015. Carter answered questions from the media on a variety of issues including regional threats across the globe and potential logjams in Congress over the budget this fall. Carter also pointed out the recent graduation of the first two female soldiers of Army Ranger School, a significant milestone in DoD's plan to test the integration of women in combatant roles. (DoD Photo by Glenn Fawcett/Released)