and that could completely change the picture again . '' Michael Schumacher fastest in free practice ahead of the British Grand Prix . Mercedes still edges out Red Bulls of Mark Webber and Sebastian Hamilton . Home hope Lewis Hamilton fifth best at Silverstone . Hamilton won the Canadian Grand Prix earlier this week .
Michael Schumacher fastest in free practice ahead of the British Grand Prix . Mercedes still edges out Red Bulls of Mark Webber and Sebastian Hamilton . Home hope Lewis Hamilton fifth best at Silverstone . Hamilton won the Canadian Grand Prix earlier this week .