[I Hired Craig Livingstone]

Sounds like an on-board bomb to me.The Russian part is just too coincidental.

[amorphous]

I couldn't get over how much the wreckage reminded me of Pan Am Flight 103.

[House Atreides]

Sounds like an on-board bomb to me.The Russian part is just too coincidental.
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In addition to the Russians on board the plane, there were also 4 Ukranians. This, of course, could mean nothing or it could mean everything.