11.   It could also mean the use of Pakistani airspace.

12.   More recently, Pakistan said an Indian fighter jet had intruded into Pakistani airspace.

13.   Musharraf has allowed U.S. planes to use Pakistani airspace and airports for operations in Afghanistan despite severe opposition by Islamic groups.

14.   Pakistan worries that those loyal to the Taliban among the refugees might turn violent if the United States uses either Pakistani airspace or soil to attack Afghanistan.

15.   Sethi said that fewer airlines are now using Pakistani airspace after Afghanistan banned flights over its territory.

16.   Rumsfeld acknowledged that U.S. planes might not be in a position to fly through Pakistani airspace if the situation deteriorates.

17.   Since then relations between the two countries have dramatically improved, with Musharraf allowing U.S. planes to use Pakistani airspace and bases for operations in Afghanistan.

18.   Sattar said Pakistan did not give the United States permission to use Pakistani airspace in the attack on suspected terrorist training camps in Afghanistan.

19.   The air force said its radar network had tracked an Indian military aircraft entering Pakistani airspace from the Indian border at around the time of the explosion.

20.   The area commander said the first aircraft was downed after it had made several incursions into Pakistani airspace.