Bosnia's warring sides met at the Sarajevo airport Tuesday to discuss whether cease-fire conditions had been met.

CNN: Bosnia cease-fire delayed again

But separatist Serb officials told the government at a meeting at a Sarajevo airport they did not have the authority to accept the offer and would give an answer Wednesday.

CNN: Bosnia cease-fire delayed again

Another U.N. demand is for unimpeded road access in and out of Sarajevo and the use of the city airport.

CNN: A welcomed relief in Sarajevo

On Wednesday, NATO takes control of the Bosnian capital, Sarajevo, in a transfer of authority ceremony at the airport.

CNN: U.N. makes way for NATO - Dec. 19