1.   Bosnian Serbs, whose gunners surround Sarajevo airport, began allowing over the weekend a few planes carrying U.N. troops on rotation and limited military supplies.

2.   Bosnian Serbs, whose gunners surround Sarajevo airport, have been allowing limited military resupply flights since the weekend.

3.   Bosnian Serbs, whose gunners surround Sarajevo airport, began allowing a few troop rotation and logistics flights during the weekend, but there were no civilians on board.

4.   Bosnian Serbs, whose gunners surround Sarajevo airport, allowed a few military flights over the weekend.

5.   Bosnian Serbs, whose gunners surround Sarajevo airport, began allowing a few troop rotation and logistics flights during the weekend.

6.   The Serbs, whose gunners surround Sarajevo airport, have allowed limited military resupply flights since the weekend.

7.   Serb gunners surround the city, which has seen a sudden upsurge in fighting since the Bosnian Army launched a series of attacks on front lines around the capital.