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A suicide bomber dressed in a military uniform set off a blast that killed more than 100 soldiers Monday, authorities said, in what appears to be the deadliest attack ever on troops in Yemen.

Three people died while coming down the southern slope of the mountain during the weekend after reaching Mt. Everest's 8848-meter (29,028 foot) summit, officials said.

NATO leaders signed off on President Obama's exit strategy from Afghanistan that calls for a 2013 end to combat operations.

Embattled Nuclear Regulatory Commission Chairman Gregory Jaczko announced Monday he is resigning.

Greece's eurozone membership is untenable under the current conditions, CNN's Richard Quest says. The only question is what catalyst will force it out and when.

French officials investigating the ex-IMF chief's alleged participation in a prostitution ring say police will begin looking into incidents in Washington.