What is 'halo' that saved F1 driver's life after 225-kmph crash that set his car on fire?
F1 driver Romain Grosjean credited 'halo' safety device with saving his life after his car burst into flames and split into two following a 225-kmph crash. The 'halo' is a ring of titanium that sits above the car's cockpit to protect driver's head from flying debris. Weighing around nine kg, it's connected with the car's top with a bar.