 They lost 4 men in this action . The fifth team also succeeded in completing all their objectives but almost half its men were killed . The other two Commando groups were not as successful . The MLs transporting Groups One and Two had almost all been destroyed on their approach . ML 457 was the only boat to land its Commandos on the Old Mole and only ML 177 had managed to reach the gates at the old entrance to the basin . That team succeeded in planting charges on two <unk> moored in the basin . 
