Venezuela's President Hugo Chavez has returned to Cuba for more cancer treatment. Meanwhile, his political challenger has been out on the campaign trail. Venezuela's fractured opposition has united behind Henrique Capriles Radonski.
Venezuelans go to the polls on Sunday. And incumbent president Hugo Chavez faces his most serious challenge in years. Chavez also faces a public that's increasingly disenchanted with his socialist revolution.
In Caracas, Venezuela, there is growing concern for the health of President Hugo Chavez who is reportedly experiencing serious breathing difficulties in a hospital in Havana, Cuba, where he has been undergoing surgeries and treatment for cancer.