If we are attempting to install some kind of American-style of democratic republic there, then it doesn't matter what the Jihadist did.
It is not up to the guards to mete out punishment.
When a prisoner fails to do what he is told in an American prison, a five man team dressed in riot gear opens his cell door and thumps his ass but good, it's not considered punishment, it's considered maintaining order.
We do not know the rap sheet on the Iraqi prisoners, but one thing is for sure, they are not in the prison for writing a bad check, they're trained killers captured on the battle field while trying to kill our Soldiers or planning terrorist attacks on our troops.
Nothing I have seen so far can be labeled torture, just humiliation. The Geneva Conventions were violated when 60 Minutes II broadcasted the photo's, until then, there was no humiliation shown to the public or the world