Follow NewsHour's Super Tuesday coverage as 12 states and one territory go to the polls: Alabama, Alaska, Arkansas, Colorado, Georgia, Massachusetts, Minnesota, Oklahoma, Tennessee, Texas, Vermont, Virginia and American Samoa.

Feb 27

Cruz, Rubio continue barrage of attacks on Trump

With Super Tuesday approaching, Marco Rubio and Ted Cruz escalated their argument Saturday that Donald Trump is a conservative impostor, trying to make the case to voters they can keep the ascendant billionaire from claiming the Republican presidential nomination.

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