OPINION

Santorum: I still disagree with McCain on enhanced interrogation

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West Des Moines, Iowa (CNN)- Former Pennsylvania senator and –since Monday– Republican presidential candidate Rick Santorum is standing by comments he made regarding "enhanced interrogation" and Sen. John McCain's position on the technique.

Santorum caught flack just over two weeks ago when he said McCain, a former prisoner of war, "doesn't understand how enhanced interrogation works."