The U.S. Central Command did not offer immediate comment on the U.N. warning.

CNN: rations

Of course, no sooner is he invited than he receives n anonymous phone call warning him not to go.

FORBES: A Forgotten Poe

The French Defence Ministry have acknowledged that one of its mirage jets in Chad fired warning shots towards rebels advancing on N'Djamena from the east on Wednesday.

BBC: NEWS | Africa | Chad confronts rebels in capital

He also issued a warning to the five permanent members of the U.N.

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The Colombian government has issued a "risk report" warning that civilians in the region are in danger, and the U.N.

CNN: Guerrilla war displaces millions of Colombians

The warning from NATO ambassadors was in response to Friday's meeting between General Mladic and U.N. commander General Bernard Janvier.

CNN: NATO warns Bosnian Serbs: obey demands or face air strikes