The distinction of being the last man standing

Anti-war sentiment among Republican poll respondents has suddenly increased with 38 percent of Republicans now saying they oppose the war.

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Fifty-four percent of Americans do not believe U.S. action in Iraq is morally justified.

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But there are some other cracks starting to show in the Republican wall of support -- most dramatically Monday when Republican Sen. Dick Lugar rose to speak in the Senate.

"I speak to my fellow senators when I say that the president is not the only American leader who will have to make adjustments to his or her thinking," Lugar said.

Lugar's assessment: "In my judgment, the costs and risk of continuing down the current path outweigh the potential benefits that might be achieved."