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U.S. Supreme Court: Police Must Have Warrants for Blood Tests in DUI Cases

More than 30 other states and the Obama administration had joined Missouri in asking justices to give officers almost complete discretion in drawing blood samples without a warrant.

More than 30 other states and the Obama administration had joined Missouri in asking justices to give officers almost complete discretion in drawing blood samples without a warrant.

Caroline Cournoyer is GOVERNING's senior web editor.