In this May 21, 2019, photo, acting Defense Secretary Patrick Shanahan, left, and Secretary of State Mike Pompeo speak to members of the media after a classified briefing for members of Congress on Iran on Capitol Hill in Washington. U.S. officials say the Pentagon will present plans to the White House to send up to 10,000 more American troops to the Middle East to beef up defenses against potential Iranian threats. The officials said no decision has been made and it's not clear if the White House will approve sending all or just some of the requested forces. (AP Photo/Patrick Semansky)