Cuban children listen to a group of Afro-Cuban musicians performing in an alleyway in downtown Havana, Cuba, Sunday, March 20, 2016, before the arrival of President Barack Obama. In his historic visit to Cuba, Obama is relegating decades of American acrimony with the communist country further into the past and cementing a new relationship between the Cold War-era foes. (Photo by Enric Marti/AP Photo)
