Venezuela's vice president says President Hugo Chavez is fighting for his life as he continues treatment for cancer.
Venezuela's President Hugo Chavez attends a special session at the National Assembly commemorating the country's Independence Day, in Caracas, Venezuela, July 5, 2012.
A woman carries an image of Venezuela's President Hugo Chavez before a mass in support of him in Havana, Cuba, December 13, 2012.
This picture released by Cuba's state newspaper Granma shows Cuba's President Raul Castro meeting Venezuela's President Hugo Chavez at the Jose Marti International airport in Havana, Cuba, December 10, 2012.
Venezuela's President Hugo Chavez, left, speaks with an electoral worker at a polling station before casting his ballot for the presidential election in Caracas, Venezuela, October 7, 2012.