1.   As they talk beside the road, gunfire crackles behind them.

2.   As they talked beside the road, gunfire crackled behind them.

3.   Gunfire crackled in the air, followed by a burst from a machine gun and explosions from rocket-propelled grenades.

4.   Gunfire crackled throughout the dawn in waves punctuated by tank rounds, and observation helicopters flew overhead.

5.   Gunfire crackled down the narrow streets and black smoke billowed across the tiled cupolas and towering spires of mosques and churches several centuries old.

6.   Gunfire crackled in the air, followed by a rapid burst from a machine gun and explosions from rocket-propelled grenades.

7.   Although gunfire crackled overnight, Mostar was mainly quiet Sunday.

8.   At night, OSCE representatives and a few humanitarian workers retreat to the local hotel bar, while gunfire crackles along nearby streets.

9.   Celebratory gunfire crackled in the streets of Sarajevo.

10.   Croat gunfire crackled in nearby mountains overlooking the checkpoint, on a road between Mrkonjic Grad and Banja Luka.