Castro undergoes surgery | Reuters.ca

Cuba's President Fidel Castro (L) and his brother Raul sit together while attending the year-end session of the National Assembly in Havana in this December 23, 2004 file photo. Castro underwent intestinal surgery on July 31, 2006 and delegated government functions provisionally to his younger brother Raul Castro, the government said in a televised statement signed by the Cuban leader. Image Credit: REUTERS/Claudia Daut/Files (CUBA)