Unbeaten Mercedes remain wary of rivals and ready 'number of updates' for Canada
Lewis Hamilton, meanwhile, says he has "even more energy" after Monaco controversy
Friday 30 May 2014 17:38, UK
Mercedes remain adamant that their rivals are closing the gap to their all-conquering W05 and the team say they will arrive at next weekend's Canadian GP will further updates to the unbeaten car's power unit and aerodynamics.
