1.   A threat to an airliner bound for Sea-Tac earlier this year prompted the National Guard to scramble fighter jets to escort the plane into Sea-Tac.

2.   Instantly, Rome scrambled fighter jets from the nearest air base, Langley in Virginia.

3.   Military jets were also scrambled in the incident to track a single-engine airplane that flew near the Beaver Valley nuclear power plant in Shippingport.

4.   The White House was partly evacuated Wednesday night and military jets were scrambled after an unidentified light aircraft entered restricted airspace over the capital, Secret Service officials said.

5.   The White House was briefly evacuated Wednesday night and military jets were scrambled after an unidentified light aircraft entered restricted airspace over the capital, Secret Service officials said.

6.   The official Iraqi News Agency said the Iraqi air force scrambled jets to chase off invading Iranian planes.

7.   The official Iraqi News Agency said the Iraqi air force scrambled jets to chase off the invading Iranian planes.

8.   After they found the submarine again, the Chinese air force scrambled fighter jets, which flew within sight of the US aircraft.