Pioneers such as Jackie Stewart revolutionized safety in F1, but Stewart's crusade ... to enter Hamilton's cockpit, and without the Halo on Hamilton's car, the incident might have ended on a ...

It is a curved bar, made of titanium, in the cockpit of an F1 car around ... t for the halo some years ago, but I think it's the greatest thing that we brought to Formula 1 and without it I ...