News was received at the Emperor's quarters that very day of a fresh movement by Napoleon which might endanger the army- news subsequently found to be false. And that morning Colonel Michaud had ridden round the Drissa fortifications with the Emperor and had pointed out to him that this fortified camp constructed by Pfuel, and till then considered a chef-d'oeuvre of tactical science which would ensure Napoleon's destruction, was an absurdity, threatening the destruction of the Russian army.