This is case is going to make an enterprising lawyer a lot of money.
Now, granted, such restrictions of rights should not be done rashly. But if any of us think that a fight on terrorism on our home turf will not result in significant restrictions of civil rights (at least for a time) that person has their head in the sand. Should their heads remain in the sand and should the nation value anything more than life, liberty and the pursuit of happiness in the face of Muslim terrorists who would take away those things, then you best now begin getting fitted for the kind of head dress Arafat wears.
There is no greater right than the right to actually live--all others are meaningless if that one cannot be guaranteed.