11.   Aid workers say the mood got increasingly ugly until late in the day, when rebel fighters effectively pushed the refugees back.

12.   But military officials on both sides acknowledged that distinguishing between the two would not be easy, especially if rebel fighters opt to defend drug labs and coca fields.

13.   But officials in Moscow defended the move as part of security measures to prevent rebel fighters from getting behind Russian lines.

14.   But now, the guests said, they are terrified by the rebel fighters they see on the hills around the village.

15.   But the guards, furious that rebel fighters can so easily move in and out of the city, also refused most residents permission to leave.

16.   But the KLA is also returning to villages from which it was driven by the Serb offensive that killed more of their supporters than rebel fighters.

17.   But twice Monday, he said, he had seen rebel fighters go after refugees once they reached the Kosovo side of the road and bring them back.

18.   Current and former officials said that Massoud was promised large sums of money if he and his rebel fighters could find a way to get to bin Laden.

19.   Despite these precautions, however, rebel fighters have begun to sneak back into Grozny.

20.   Down the road, rebel fighters were still guarding the entrance to Poljance and some of the villages deeper in the mountains.