Brawn: My conscience is clear
Ross Brawn has given his reasons why Mercedes acted in the way it did during the three-day Pirelli test that is causing consternation up and down the F1 pit-lane.
Mercedes driver Lewis Hamilton has said his car felt 'pretty good' in practice on Friday for the 2013 F1 Canadian Grand Prix. 
Rain meant a lottery in qualifying: anyone could win pole, anyone could be eliminated - or crash out. Sebastian Vettel ended up with the winning hand while Valtteri Bottas was the brilliant wildcard. 
Kimi Raikkonen and Daniel Ricciardo have both lost a place on the starting grid for the Canadian GP after stewards reviewed a number of pit lane incidents that took place during qualifying.
Fernando Alonso has predicted it will be 'a very complicated' weekend at Montreal's Circuit Gilles Villeneuve given the weather conditions are due to remain changeable.