The company insists this is always a last resort, where the sender cannot be traced.

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The second finding is that the ultimate source of the money put into the 22 companies cannot be traced.

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Google has said it will alter the data so that users' searches cannot be traced back to an individual's computer.

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And, surprising as it may seem, the growing educational disparity between rich and poor schools cannot be traced to differences in spending.

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Although most of it cannot be traced back to us, the U.S. has actually provided hundreds of millions of dollars in humanitarian aid and nonlethal assistance since the conflict began.

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This is one recession that cannot--a very serious one that cannot--be traced to tight money.

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