In December, he was charged with helping another bin Laden associate conduct what an indictment called "visual and photographic surveillance" of the American Embassy in Nairobi in 1993.

Government sources said the astronauts deployed a satellite on Friday to spy on Iraq by either photographic surveillance or electronic eavesdropping.

Denial most often involves security and concealment to prevent foreign agents, photographic surveillance, electronic monitoring, or even the media from revealing secretive diplomatic or military matters.

Hood wanted that photographic surveillance to become part of Herbert's database.

These were the first photographic spy satellites, used for photographic surveillance of the Soviet Union, China and other areas.

Lawyers for the group said they believe illegal photographic surveillance occurred at demonstrations on Oct. 4, Nov. 1, Dec. 6 and Jan. 3.

The remoteness of Bosnia and its mountainous terrain also make it difficult for electronic and photographic surveillance, they said.

The method is used mainly on a research basis, and validation of the assumptions made is necessary before widespread adoption of such photographic surveillance in routine clinical use can be advocated.

If these two men had been the subjects of photographic surveillance during the past fifty seconds, there was no indication whatsoever that they knew each other.

Among other things, the American military has used the drones for photographic surveillance.