WASHINGTON, DC — MARCH 10: U.S. President Barack Obama ® and first lady Michelle Obama (L) come out from the White House for the arrival of Canadian Prime Minister Justin Trudeau and his wife Sophie GrŽgoire Trudeau for a state dinner at the North Portico March 10, 2016 in Washington, DC. Prime Minister Trudeau is on an official visit to Washington. (Photo by Alex Wong/Getty Images)
