"Do they all get absolved of responsibility because Powell gave a speech at the UN?" No, obviously not. "Did he know some of what he said was not sustained by

"Do they all get absolved of responsibility because Powell gave a speech at the UN?" No, obviously not. "Did he know some of what he said was not sustained by facts, or even that they were lies?" If he didn't know all the facts perhaps he should have had the moral fortitude to not beat the drums to a war machine that resulted in so many innocent deaths