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• And there are ethical implications of fielding an unmanned combat plane.
• The unmanned plane was not shot down, and its wreckage will be recovered, the statement said.
• The Pentagon acknowledged, however, that it had lost an unmanned Predator spy plane over Afghanistan.

small plane	39.89	A small plane?
military plane	37.20	Some military planes can refuel in mid-air.
private plane	22.32	A private plane.
american plane	17.51	This is an American spying plane.
russian plane	17.05	Then the Russian planes came back.
new plane	15.73	Maybe a new plane.
first plane	14.15	The first plane struck.
hijacked plane	12.51	A hijacked plane struck the Pentagon.
second plane	11.78	Then the second plane hit.
allied plane	10.86	Allied planes swarmed over the battlefield.