"The U.S. Central Intelligence Agency had already looked over the rubble and left. "
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I bet the CIA showed them the paper, or left it there for them.
It gets more believable if found by the press than if the CIA said they found it.
"The U.S. Central Intelligence Agency had already looked over the rubble and left. " And CIA also probably has them scanned or copied and sent by satellite to the home office, but what the hey, this is the Canadian Broadcasting Company and they have to get their shots in.