 Based on this information, the Russians attack Plevna, only to be bloodily repulsed because Paladin's data were incorrect and the Turks are there in strength.The Russian army then settles in for a siege.The Russians' first attempt to break the siege of Plevna ends in defeat when the Turks, who somehow have advance knowledge of the Russian attack plan, concentrate their artillery on the Russian formations before the Russians have a chance to move forward.