London, UK. 31st Mar, 2017. U.S. Secretary of Defense Jim Mattis during a meeting with British Prime Minister Theresa at 10 Downing Street March 31, 2017 in London, United Kingdom. Credit: Planetpix/Alamy Live News

- Image ID: HY2AW5

London, UK. 31st Mar, 2017. U.S. Secretary of Defense Jim Mattis during a meeting with British Prime Minister Theresa at 10 Downing Street March 31, 2017 in London, United Kingdom. Credit: Planetpix/Alamy Live News

DOD Photo / Alamy Stock Photo

Image ID: HY2AW5

Location: London, United Kingdom