found invaded baghdad and toppled saddam hussein's regime. was the war worth it? the answer he made clear awaits and is burdened by the war's history. >> even if the outcome is a good one from the stand point of the united states, it will always be clouded by how it began. >> in an interview with fox news in baghdad, gates favorably compared his current boss who opposed the troop surge in iraq with his former boss the architect of the surge. >> president obama has been very aggressive, i would say just as aggressive if not perhaps somewhat more so in some places in going after terrorists and going after al-qaeda than the bush administration was. >> asked if the concept of regime change now stands permanently discredited, gates again invoked history. >> if there had been a chance to eliminate hitler in 1934, would it have been morally