 Unaware of the carnage behind them they surrounded Burgundy's cavalry and overwhelmed them by weight of numbers, pushing them back towards the town and engaging in a furious brawl in the streets of the undemolished northern suburbs.A fierce rearguard action by French townsmen and archers was all that prevented Robert's men from breaking into the town and it was some time before the gates could be finally forced shut behind the remnants of Burgundy's force.Nobody in the town or Robert's army was aware that a mile behind them the French held the field.