Controversial affirmative-action ballot initiatives in three states ? Nebraska, Colorado and Arizona ? are making news for the presidential candidates. Arizona senator and presidential candidate John McCain has said he supports a measure in his state that would ban the use of preferential treatment when it comes to race or gender. He says he's always opposed quotas. Democratic presidential candidate Barack Obama wagged his finger at his rival. Guest: Scott Wong, State Capital Reporter for the Arizona Republic, in Phoenix

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