3/26/2009, Texas , Possible mirror success

Seems at best an "assist", since they ignored it
initially until they heard folks were in trouble,
and it was never explained what caused the flash.

http://www.forthoodsentinel.com/story.php?id=515

"he saw a flash “like an emergency signal mirror.”
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A signal mirror should backup a radio distress signal, like a 406 MHz PLB (ACR PLB) (Ocean Signal PLB)