Formula 1 tire supplier Pirelli believes more research needs to be done on the implication of standing starts after safety cars, even though the rule change has been approved.The FIA last week ratified a tweak to F1's rules for 2015 that means cars will form up on the grid for...

Related StoriesFormula 1 is set for standing starts from the grid following safety cars, beginning next yearFollowing discussions between teams about ways to improve the show, one idea that has gained momentum in recent weeks is to overhaul the way that races resume after caution periods. There is a consensus...