Venezuelan President Hugo Chavez has entered the phase of "complementary treatment" following his cancer surgery in December in Cuba, Vice President Nicolas Maduro announced. Maduro made the statement after his return from Havana, where he was able to see the recovering Chavez and had found him "in his best moment." "The president has entered the phase of complementary treatment in order to combat his illness," said Maduro upon his return. He promised a detailed update about the current condition of the Venezuelan leader on Saturday.