The government of Venezuela says ailing president Hugo Chavez has returned to his country from Cuba. Anchor Katy Clark speaks with blogger Francisco Toro sabout what the return could mean for Venezuela.
Hugo Chavez has been president of Venezuela for 12 years -- and he remains popular. But the outspoken leader of the South American country is facing the toughest challenge of his electoral career from Henrique Capriles, and it comes at a time when Chavez is battling cancer.
President Bush called Colombia's president to express US support for the South American nation. Colombia sparked a regional crisis with a military operation inside Ecuador that killed a Colombian rebel leader
Venezuela held gubernatorial and mayoral elections over the weekend. The parties allied with President Hugo Chavez won a majority of the contests but the opposition also posted some gains. The BBC's Will Grant reports from Caracas.
Catastrophic global warming can be staved off if humans can keep the climate from warming more than two degrees Celsius, and emit less than 565 Gigatons of carbon dioxide, some scientists believe. But environmentalist Bill McKibben says that's not enough.