Officials from the NTSB are investigating witness reports that strange noises were heard coming from a TV news helicopter shortly before it crashed in Downtown Seattle Tuesday killing two people. ... more 
Officials from the NTSB are investigating witness reports that strange noises were heard coming from a TV news helicopter shortly before it crashed in Downtown Seattle Tuesday killing two people. (March 18) less 
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Tue, Mar 18, 2014 6:44 PM EDT