us defense secretary mark esper with chairman of the joint chiefs of staff general joseph dunford speaks during a press briefing at the pentagon in... - the pentagon stock videos & royalty-free footage
{"Image ImageDescription": "US Defense Secretary Mark Esper (L), with Chairman of the Joint Chiefs of Staff General Joseph Dunford, speaks during a press briefing at the Pentagon in Washington, DC, on August 28, 2019. - The Taliban must ensure that Afghanistan does not become a sanctuary for extremists before the United States withdraws troops, Dunford said. (Footage by Alex Wong/Getty Images)", "Image Copyright": "2019 Getty Images"}