FILE - In this Jan. 31, 2008, file photo, Mariela Castro, daughter of Cuba's acting President Raul Castro, visits the Child Protection Center in Havana. Castro cannot visit Philadelphia

 

              FILE - In this Jan. 31, 2008, file photo, Mariela Castro, daughter of Cuba
FILE - In this Jan. 31, 2008, file photo, Mariela Castro, daughter of Cuba's acting President Raul Castro, visits the Child Protection Center in Havana. Castro cannot visit Philadelphia next week to receive an award for her gay rights activism because the State Department has denied her permission to travel there, officials said Thursday April 25, 2013. (AP Photo/Javier Galeano, File)