McCain goes on the attack in final debate

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Ethics investigation finds Palin abused power

Sarah Palin unlawfully abused her power as governor by trying to have her former brother-in-law fired as a state trooper, the chief investigator of an Alaska legislative panel concluded Friday.

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It's pond scum, but algae could be green fuel

Experts say that within a decade it should be possible to efficiently process algae for fuel, helping to ease the world's energy needs and responding to global warming.

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Hit men kill 5 at family gathering in Mexico

Suspected drug hitmen burst onto a ranch in northern Mexico and opened fire on a family gathering, killing five people in the third big attack in Chihuahua state this month.

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