question: civic and human rights groups urged african leaders friday to pressure zimbabwe to restore the rule of law and end human rights violations .

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summary: civic human rights groups urge african leaders to pressure zimbabwe

question: crude oil prices extended tumble on thursday , as gasoline and distillate inventories rose amid unusual mild weather .

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summary: crude oil prices extends tumble

question: troubled by the turbulence of u.s. financial markets , europe 's main stock exchanges fell sharply tuesday before managing to recover and record gains or small losses .

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summary: asian markets tumble european ones turbulent in reaction to wall street

question: u.n. secretary-general kofi annan welcomed iraq 's decision thursday to postpone a national conference for two weeks , stressing the need to take the time to prepare properly and encourage wider participation .

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summary:
u.n. secretary-general welcomes decision to allow more time to organize iraqi national conference