President Obama ripped into Arizona's new illegal immigration law today, saying it threatens “to undermine basic notions of fairness we cherish as Americans.” Speaking at a naturalization ceremony for members of the military, he said he'd ordered his administration to “examine the civil rights and other implications of this legislation,” CNN reports. If the federal government doesn't do something, he said, “we will continue to see misguided efforts opening up around the country.” (More illegal immigration stories.)