No more drone missions or smart bombs targeting the leaders, they can always get more leaders.
We need to make the guys at the low end understand that we will not stop until they are all dead. Only then will we have some semblance of peace.
As long as they believe that they can succeed they will be willing to fight and die for their false god. We have to make them doubt their unholy book by showing them that the true god is not with them or their cause by defeating them at every level, by killing them in every rat hole they hide in and by building church where their burned out Mosque once stood.