It wasn't proved, but there is not a believable alternative scenario.
There are videos of transported missiles, intercepted calls, orders of obstructing access to crash site... John Kerry even says there is "Enormous amount of evidence" for that scenario. Still not 100% sure, but 99% yes.
There are videos of transported missiles, intercepted calls, orders of obstructing access to crash site... John Kerry even says there is "Enormous amount of evidence" for that scenario. Still not 100% sure, but 99% yes.