Originally Posted by Teddy Robinson
established by whom ?
For example:
https://www.atsb.gov.au/mh370-pages/...s/reports.aspx
Interim Statement & Factual Information MH370
It has been beaten to death - if one accepts the factual information as presented by competent authorities/investigators then the only scenario explaining the flight path is deliberate human intervention. Of course if one doubts the published facts, all sorts of other fancy scenarios may be pulled from the hat.