President Bush has acknowledged that several hundred targeted Americans were wiretapped without warrants under the National Security Agency's domestic spying program, and now some U.S. officials and outside experts say they suspect that the government is engaged in a far broader U.S. surveillance operation.

Although these experts have no specific evidence, they say that the NSA has a vast array of satellites and other high-tech tools that it could be using to eavesdrop on a much larger cross-section of people in the United States without permission from a court.

The suspicion is quietly gaining currency among current and former U.S. intelligence officials and among outside experts familiar with how the NSA operates.

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 http://www.latimes.com/news/printedition/la-na-spy25dec25,1,4503763.story?page=1&ctrack=1&cset=true

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