1.   Airspace was closed over nuclear power plants, and the plant operators were ordered to their highest level of security.

2.   Fearing violence by the tax protesters against journalists, the police have blocked press access to the ranch and closed the airspace over its wheat fields and sheep ranchland.

3.   India announced that it would close its airspace to Pakistan, severing air travel between the two nations just days after it ended bus and train service.

4.   Israel closed its airspace to all flights except those by its national carrier, El Al, whose planes routinely travel with armed security details aboard.

5.   Pakistan responded quickly Thursday night by closing its airspace to Indian airlines and restricting Indian diplomats to within its capital, Islamabad.

6.   That is why we closed the airspace above Genoa and installed anti-aircraft missiles.

7.   Airlines in Austria canceled commercial flights throughout the Balkans after the airspace was closed Thursday morning because of NATO airstrikes in Yugoslavia.

8.   And the anti-Taliban Afghans closed their airspace for non-military purposes.

9.   Arafat was heading to Gaza International Airport when he received word that Israel had closed its airspace.

10.   Arafat was en route to Gaza International Airport when he received word that Israel had closed its airspace.