VATICAN CITY, VATICAN - MAY 10: Pope Francis arrives at the Paul VI Hall private studio for a private audience with President of Cuba Raul Castro on May 10, 2015 in Vatican City, Vatican. (Photo by Franco Origlia/Getty Images)
VATICAN CITY, VATICAN - MAY 10: Pope Francis arrives at the Paul VI Hall private studio for a private audience with President of Cuba Raul Castro on May 10, 2015 in Vatican City, Vatican. (Photo by Franco Origlia/Getty Images)