censorship ... ?
according to the BBC it is reported as being "technical problems" - I guess engine failure can be ruled out, otherwise they might say so? and anyway you can keep flying when one engine fails in a twin. It may be one of those 'fog of war' issues.
Quote BBC: "
The Taliban says its fighters shot the aircraft down but BBC defence correspondent Caroline Wyatt says her sources suggest the cause of the crash could have been "technical problems".
A former commander of British forces in Afghanistan, Col Richard Kemp, added: "The Taliban are masters of propaganda - they claim huge numbers of things that haven't actually happened.
"Of course it's a feather in their hat if they've managed to shoot down a British helicopter but if the MoD is saying, 'It's not been shot down, it's a technical problem,' then I certainly believe that."
"