Champion British driver Lewis Hamilton continued to maintain his stranglehold in Formula-1 as he finished with a dominant victory in last Sunday’s 2015 Gulf Air Bahrain Grand Prix. Hamilton was followed by Ferrari’s Kimi Raikkonen, who stood on the podium after 27 races. The third spot was taken by Mercedes’ Nico Rosberg. Once again the tyre-change strategic management came to the fore in the 2015 F1 season