A dog crosses a street adorned with a Cuban flag and a 26-July movement flag in downtown Havana, Cuba, Tuesday, July 26, 2016. Cuba marks the anniversary of the July 26, 1953 rebel attack led by Fidel and Raul Castro on the Moncada military barracks. The attack is considered the beginning of the revolution that culminated with dictator Fulgencio Batista's ouster. (Photo by Desmond Boylan/AP Photo)





In this March 14, 2016 file photo, a “quinceanera” poses during her photo session in front of the cathedral as tourists line up to enter the building, in Havana, Cuba. Scheduled commercial airline service to Havana from 10 American cities won tentative government approval Thursday, July 7, 2016, advancing President Barack Obama's effort to normalize relations with Cuba. (Photo by Ramon Espinosa/AP Photo)





Gay rights activists get together before the Annual March against Homophobia and Transphobia in Havana, May 14, 2016. (Photo by Alexandre Meneghini/Reuters)





Nurse Marlene Perez, 18, breastfeeds her four months old son beside state worker Dayan Gonzalez, 20, under pictures of former Cuba's President Fidel Castro (L) and Cuba's President Raul Castro in downtown Havana, Cuba, May 24, 2016. (Photo by Alexandre Meneghini/Reuters)





Roberto, 82, repairs radios built in the former Soviet Union, in his workshop in Havana May 25, 2016. (Photo by Enrique de la Osa/Reuters)





A man has his haircut at a private barber shop in Havana May 25, 2016. (Photo by Enrique de la Osa/Reuters)





A private worker repairs a kitchen for sale on a street in Havana May 25, 2016. (Photo by Enrique de la Osa/Reuters)





A woman passes a state outdoor sign with images of late Cuban revolutionaries heroes Ernesto “Che” Guevara (R), Camilo Cienfuegos (2nd-R) and cofounder of the first Communist Party of Cuba, Julio Antonio Mella (3rd-R), with a message reading: “Long Live Free Cuba” in Havana, Cuba, May 18, 2016. (Photo by Alexandre Meneghini/Reuters)





A man walks under a building during sunset in Havana, Cuba, June 10, 2016. (Photo by Enrique de la Osa/Reuters)





Young men walk on a street in Havana, Cuba, June 10, 2016. (Photo by Enrique de la Osa/Reuters)





A man looks on from a balcony in Havana, Cuba, June 10, 2016. (Photo by Enrique de la Osa/Reuters)





Children play next to an image depicting Venezuela's late president Hugo Chavez on a wall that reads “The best friend of Cuba”, in downtown Havana, Cuba, July 8, 2016. (Photo by Alexandre Meneghini/Reuters)





Retired security officer Ana Barbara Delgado (L), and her husband Eduardo Delgado, a retired carpenter, watch a retransmission on TV of Cuba's President Raul Castro addressing the audience during the National Assembly in Havana on July 8, 2016, in downtown Havana, Cuba, July 11, 2016. (Photo by Alexandre Meneghini/Reuters)





Lidia Rodriguez, 5, plays with makeup at the working station of her aunt (not pictured) in a garage in downtown Havana, Cuba July 12, 2016. (Photo by Alexandre Meneghini/Reuters)





An old woman sits near a wall decorated with mosaics of Cuban artist Jose Fuster in the seaside village of Jaimanitas in Havana, Cuba, July 14, 2016. Fuster has also adorned the facades of houses in the neighborhood with Picasso-like paintings and playful ceramic figures, transforming the humble neighborhood into an island of brightness. (Photo by Enrique de la Osa/Reuters)





The mosaic-adorned studio of Cuban artist Jose Fuster is seen at the seaside village of Jaimanitas in Havana, Cuba, July 13, 2016. (Photo by Enrique de la Osa/Reuters)





A street artist performs on the window of the Grand Theatre of Havana Alicia Alonso, Cuba, July 14, 2016. (Photo by Alexandre Meneghini/Reuters)





A banner is seen on the roof of a building as a fisherman holds a rod at Havana's seafront boulevard “El Malecon”, Cuba, August 5, 2016. The banner reads “Long live Fidel”. (Photo by Enrique de la Osa/Reuters)





A caretaker sews under an image of late revolutionary hero Ernesto “Che” Guevara in a public building in downtown Havana, Cuba, August 10, 2016. (Photo by Alexandre Meneghini/Reuters)





A woman donates blood as part of the celebrations for Cuba's former President Fidel Castro's upcoming 90th birthday in Artemisa province, Cuba, August 12, 2016. (Photo by Enrique de la Osa/Reuters)





Revellers chat on Havana's Malecon seafront before performing at a carnival parade, Cuba, August 12, 2016. (Photo by Alexandre Meneghini/Reuters)





Revellers react to the camera on Havana's Malecon seafront before performing at a carnival parade, Cuba, August 12, 2016. (Photo by Alexandre Meneghini/Reuters)





Revellers walk at Malecon seafront before performing at a carnival parade in Havana, Cuba, August 12, 2016. (Photo by Alexandre Meneghini/Reuters)





Revellers walk at Malecon seafront before performing at a carnival parade in Havana, Cuba, August 12, 2016. (Photo by Alexandre Meneghini/Reuters)





A reveller stands at Havana's Malecon seafront before performing at a carnival parade, Cuba, August 12, 2016. (Photo by Alexandre Meneghini/Reuters)