Morgan Tsvangirai said on Friday that he would join his nemesis, President Robert Mugabe, as prime minister in a power-sharing government.

• More than half of Zimbabweans will need food aid
• Zimbabwe gives in to U.S. dollar

While no final decision has been made — and travel schedules are fickle — Clinton is leaning toward a trip that could include Japan and China, officials said.

An international panel of marine scientists says oceanic acidity is accelerating so fast it threatens the survival of coral reefs, shellfish and the marine food web generally.

NATO was reeling Friday after the leaking of a classified document in which the military alliance's supreme commander of Europe proposed that NATO soldiers serving in Afghanistan shoot drug traffickers without waiting for proof.

The U.S. economy shrank at its fastest pace in 26 years from October through December, the government reported on Friday, in the broadest accounting yet of the toll of the credit crisis.

• Japan's outlook dims further as NEC cuts jobs and Honda warns on profit
• Honda lowers profit forecast for 4th time

Exxon Mobil, the largest publicly traded oil company in the world, said Friday that its profit fell 33 percent in the fourth quarter of 2008 as the price of oil declined. But it set a record for full-year earnings.