U.S. President Barack Obama, right, makes a face towards a group of children in the audience as he stand on stage with first lady Michelle Obama, center, as he is introduced by Ambassador Jeffrey DeLaurentis, left, Charge d’Affaires to the U.S. Embassy in Cuba, during a meeting with embassy personnel at Melia Habana Hotel, in Havana, Cuba, Sunday, March 20, 2016. Obama is the first U.S. president to visit the island in nearly 90 years. (AP Photo/Pablo Martinez Monsivais)
