The seats elevate children and position lap and shoulder belts in the correct position to restrain them during crashes.

FORBES: Booster Seats Are Better Than Ever, a New Report Finds

The world champion set pole position with a lap 0.641 seconds faster than second placed Mark Webber of Jaguar.

BBC: Schumacher crushes rivals

Crafar's pole position, fastest lap and race win sweep was astounding not only because it was achieved on Dunlop tyres, who had not won for three years in an era dominated by Michelin, but also because it was Yamaha's first in 23 races.

BBC: Matt Roberts' MotoGP column