Image taken on Aug. 11, 2017 shows people walking in front of a poster of the former president Fidel Castro in the Cerro municipality in Havana, Cuba. Cubans commemorated on Sunday the 91st birthday of their former president, Fidel Castro, the first one since his death, by remembering his legacy in major social and economic changes in this Caribbean nation. Above the streets of the Cuban capital were billboards with the images of Castro while state institutions and private companies have also posted photos of the former leader. (Xinhua/Joaquin Hernandez)
