A drone operated by the Alameda County Sheriff's Office flies during a demonstration of a search and rescue operation on Friday, Aug. 14, 2015, in Dublin, Calif. (AP Photo/Noah Berger)
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A drone operated by the Alameda County Sheriff's Office flies during a demonstration of a search and rescue operation on Friday, Aug. 14, 2015, in Dublin, Calif. (AP Photo/Noah Berger)
