epa04942299 A handout picture provided on 21 September 2015 by the Cuban state-run website ‘Cubadebate’ shows Pope Francis (L) and former President of Cuba Fidel Castro during their meeting at Castro’s residence in Havana, Cuba, 20 September 2015. Pope Francis had a busy day in Havana, as he held a mass before a crowd of thousands, met with historic Cuban leader Fidel Castro and addressed young people. EPA/ALEX CASTRO/CUBADEBATE/HANDOUT HANDOUT EDITORIAL USE ONLY/NO SALES