Trump confirms CIA ‘Ghost Murmur’ tool was ‘very important’ to find airman in Iran — as experts debate how it works

WASHINGTON — President Trump told The Post the CIA’s secret new “Ghost Murmur” tool was “very important” to rescuing a downed airman inside Iran this weekend — as leading physicists and engineers debate how the futuristic technology, said to detect heartbeats at great distance, might work.

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