MONACO, June 5 : Ferrari laid down a strong marker ahead of qualifying for the Monaco Grand Prix as Charles Leclerc and Lewis Hamilton went quickest in Friday's two free practice sessions. After five rounds of Mercedes dominance, the return to Europe on the twisty principality street circuit has been flagged as an opportunity for their rivals with Ferrari tipped as favourites for Sunday's race. They lived up to their billing with local boy Leclerc delighting the home fans by going quickest in