Pilot Cassandra Hunt stands in front of the MQ-9 Predator B in its' hanger at Fort Huachuca Arizona, in this Decmeber 5, 2006 file photo. U.S. Customs and Border Protection has grounded its fleet of ... more 
Pilot Cassandra Hunt stands in front of the MQ-9 Predator B in its' hanger at Fort Huachuca Arizona, in this Decmeber 5, 2006 file photo. U.S. Customs and Border Protection has grounded its fleet of drones after a crew was forced to crash a pilotless craft, a maritime variant of the Predator B, off the coast of Southern California because of a mechanical problem, a spokesman said January 28, 2014. REUTERS/Jeff Topping (UNITED STATES - Tags: MILITARY POLITICS SCIENCE TECHNOLOGY CONFLICT) less 
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Reuters | Photo By JEFF TOPPING / REUTERS
Tue, Jan 28, 2014 2:31 PM EST