McCain Takes Green Approach to Campaigning

In this campaign video, Sen. John McCainJohn McCainOvernight Finance: Puerto Rico bill clears panel | IRS chief vows to finish term | Bill would require nominees to release tax returns Overnight Defense: Pentagon chief fears sequestration's return Groups urge Senate to oppose defense language on for-profit colleges MORE (R-Ariz.) said he'd be a leader in global warming reform if he's elected president.

"Americans, I don't think, appreciate the fergility of our environment nor do they understand completely how vulnerable we are in our dependency of foreign oil," McCain said.

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