Acting Secretary of Defense Patrick Shanahan and Chairman of the Joint Chiefs of Staff Gen. Joseph Dunford answer questions before an arrival ceremony for Turkish Minister of Defense Hulusi Akar at the Pentagon February 22, 2019 in Arlington, Virginia. (Win McNamee/Getty Images)
North Korean leader Kim Jong Un plays Dan Bau, a traditional Vietnamese musical instrument, as Vietnam's President Nguyen Phu Trong applauds during a banquet in Hanoi. (/AFP/Getty Images)
Michael Cohen, a former attorney and fixer for U.S. President Donald Trump, prepares to testify before the House Oversight Committee in Washington on Feb. 27. (Chip Somodevilla/Getty Images)
A man pauses by a banner showing U.S President Donald Trump and North Korean leader Kim Jong Un shaking hands next to the words 'Welcome to Vietnam' hung opposite the Marriott Hotel where President Trump is expected to stay during the forthcoming DPRK-USA summit. (Photo by Carl Court/Getty Images)
People gather on the U.S.-Mexico border barrier on the beach at the Pacific ocean on February 15, 2019 in Tijuana, Mexico. (Photo by Mario Tama/Getty Images)
Maverick, an American shorthair, keeps his claw on the mouse as he uses a computer at a press preview for the Cat Fanciers’ Association show at Madison Square Garden in New York on Oct. 10, 2007. (Don Emmert/AFP/Getty Images)
Roya Rahmani, Afghanistan’s ambassador to the United States, waves before posing for a photo during the Global Coalition to Defeat ISIS meeting at the State Department in Washington on Feb. 6. (Alex Brandon/AP)
U.S. President Donald Trump walks on the South Lawn of the White House after arriving on Marine One in Washington, D.C., February 8, 2019. Photo by Olivier Douliery/ Abaca Press