Horner worried Shield “rushed through” without proper testing

F1's Strategy Group and the F1 Commission decided earlier this year to prioritise development of the Shield concept instead of the original plan for a Halo.While the Halo was run several times on track last year, the Shield will make its track debut in practice for the British Grand Prix.The FIA hopes that the Shield can be readied in time for 2018, but if not then the Halo will be ... Keep reading