Well, flying in aircraft mode means it can go much higher (12000 feet) and much faster (250 knots cruise speed), so it spends less time in threat areas. I don't

Well, flying in aircraft mode means it can go much higher (12000 feet) and much faster (250 knots cruise speed), so it spends less time in threat areas. I don't believe any have been shot down by MANPADS, but I also don't know if any have been shot at by MANPADs. The CH-46 served so long that no complete public accident record is out there -- many of the sources are still on paper in obscure filing cabinets.