Clutha helicopter crash: No mechanical fault found

Investigators have found no evidence of engine or gearbox failure in the police helicopter which crashed into a busy pub in Glasgow killing nine people. Preliminary findings from the Air Accidents Investigation Branch (AAIB) found the main and tail rotors were not rotating at the time of impact. via Pocket http://www.bbc.co.uk/news/uk-scotland-glasgow-west-25306936#sa-ns_mchannel=rss&ns_source=PublicRSS20-sa