Cuba's President Raul Castro, right, speaks with Venezuela's President Nicolas Maduro during the XIII anniversary celebration of the founding of the Bolivarian Alliance for the Americas (ALBA) in Havana, Cuba, Thursday, Dec. 14, 2017.
Cuba's President Raul Castro, right, speaks with Venezuela's President Nicolas Maduro during the XIII anniversary celebration of the founding of the Bolivarian Alliance for the Americas (ALBA) in Havana, Cuba, Thursday, Dec. 14, 2017. Desmond Boylan AP
Cuba's President Raul Castro, right, speaks with Venezuela's President Nicolas Maduro during the XIII anniversary celebration of the founding of the Bolivarian Alliance for the Americas (ALBA) in Havana, Cuba, Thursday, Dec. 14, 2017. Desmond Boylan AP