The maximum load for the brake parachutes has been fixed: Nine tonnes of drag sounds like a lot, but it's really not much to stop a five-tonne car from 1, 000mph.

Obama was "a vulnerable man who will not be able to stop the war, as he promised, but instead he will drag it to the maximum possible extent," the message said.

The control part is: control drag balancing machine motor start and stop and speed components, also called electric control box.