11.  Allied planes were raiding their airfield daily.

12.  Allied planes dropped propaganda leaflets in World War I. Something far more sophisticated is called for now.

13.  Allied planes have spotted Serbian tanks concealed next to ruined homes, and Serbian soldiers have reportedly used tractors and other vehicles as well as military equipment.

14.  Allied planes would also be allowed to launch pre-emptive attacks against Serbian anti-aircraft defenses that threaten NATO aircraft.

15.  But for the past few weeks, allied planes have been bombing Serb tanks and artillery positions that were firing at the rebels along the Albanian border.

16.  During the Persian Gulf War, allied planes virtually destroyed the Iraqi air force in the first three days.

17.  He said that Yugoslav forces also launched three surface-to-air missiles at allied planes Friday.

18.  If true, it would be the first allied plane to be shot down since the offensive began.

19.  It took days then for the command to determine that allied planes had indeed fired on the convoy.

20.  NATO officials emphasized that allied planes had not destroyed the installations.