CARACAS, Nov. 2 (Xinhua) -- Venezuelan President Hugo Chavez said on Sunday there were good chances for the Democratic candidate Barak Obama to win the U.S. presidential elections slated for Tuesday. "It is not a small thing that an African-American attains the U.S. presidency," Chavez said. Obama and rival Republican John McCain are in their final campaigning stretch ahead of the coming elections. On many occasions, Chavez has expressed his disfavor with McCain, but he has adopted a different view on Obama, who was born to a Kenyan father. "We don't ask him (Obama) to be a revolutionary, but to...