President Barack Obama and First Lady Michelle Obama greeting Canadian Prime Minister Justin Trudeau and his wife Sophie Grégoire-Trudeau at the North Portico of the White House before the State Dinner in their honor. The President and First Lady greet Prime Minister Trudeau and Mrs. Grégoire-Trudeau on the North Portico steps of the White House upon their arrival for the State Dinner. (Official White House Photo by Lawrence Jackson)