People listen to Cuba's leader Fidel Castro, unseen, as he delivers a speech during the 50th anniversary of the Committee for the Defense of the Revolution, CDR, in Havana, Cuba, Tuesday, Sept. 28, 2010. (AP Photo/Javier Galeano)
Cuba's leader Fidel Castro listens before delivering a speech during the 50th anniversary of the Committee for the Defense of the Revolution, CDR, in Havana, Cuba, Tuesday, Sept. 28, 2010. (AP Photo/Javier Galeano)
Students wave a Cuban flag during a speech delivered by Cuba's leader Fidel Castro as part of the celebrations of the 50th anniversary of the Committee for the Defense of the Revolution, CDR, in Havana, Cuba, Tuesday, Sept. 28, 2010. (AP Photo/Javier Galeano)
Cuba's leader Fidel Castro, top left, delivers a speech during the 50th anniversary of the Committee for the Defense of the Revolution, CDR, in Havana, Cuba, Tuesday, Sept. 28, 2010. (AP Photo/Javier Galeano)
Cuba's leader Fidel Castro delivers a speech during the 50th anniversary of the Committee for the Defense of the Revolution, CDR, in Havana, Cuba, Tuesday, Sept. 28, 2010. (AP Photo/Javier Galeano)
Cuba's leader Fidel Castro delivers a speech during the 50th anniversary of the Committee for the Defense of the Revolution, CDR, in Havana, Cuba, Tuesday, Sept. 28, 2010. (AP Photo/Javier Galeano)
Government employees line up to enter a state-run bus after work in Old Havana, Cuba, Monday Sept. 13, 2010. Raul Castro's government announced it will cast off at least half a million state employees by mid-2011 and reduce restrictions on private enterprise to help them find new jobs. (AP Photo/Javier Galeano)
In this photo taken Sept. 2, 2010, Mexican makeup artist Cristian Jauregui, left, works on the mold of the zombie mask of Claudia Calvino, Cuban co-producer of the film 'Juan de los Muertos' or 'Juan of the Dead' in Havana, Cuba. Part horror show, part social satire, the soon-to-be-shot movie has the backing of a Spanish production company, a green-light from Cuban authorities, and a budget that dwarfs most big-screen offerings from the island. (AP Photo/Javier Galeano)
Cuba's leader Fidel Castro, left, grips the arm of a bodyguard as he arrives to deliver a speech to students outside University in Havana Friday, Sept. 3, 2010. Mr. Castro dusted off his military fatigues for the first time since stepping down as president four years ago, a symbolic act in a Communist country where little signals often carry enormous significance. (AP Photo/Javier Galeano)
