Virginia search-and-rescue group says
radio transmitters could save missing hikers
RICHMOND, Va. A search-and-rescue group's wristwatch-size radio transmitters have helped track missing Alzheimer's patients and autistic children.
Now the group wants to offer the technology to help find lost hikers.
The National Park Service has agreed to experiment with Project Lifesaver International's transmitters, although officials say electronic devices often provide a false sense of security.
The transmitters are to be demonstrated for park service
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