FILE - In this Dec. 10, 2012 file photo released by Cuba's state newspaper Granma, Cuba's President Raul Castro, right, receives Venezuela's President Hugo Chavez at the Jose Marti Inte

 

              FILE - In this Dec. 10, 2012 file photo released by Cuba
FILE - In this Dec. 10, 2012 file photo released by Cuba's state newspaper Granma, Cuba's President Raul Castro, right, receives Venezuela's President Hugo Chavez at the Jose Marti International airport in Havana, Cuba. Chavez arrived in Cuba on Dec. 10, 2012 for a fourth cancer-related operation after designating Vice President Nicolas Maduro as his political heir. (AP Photo/Granma, File)