Republican presidential front-runner Donald Trump has fallen behind Ted Cruz in the national GOP horserace, according to a brand-new NBC News/Wall Street Journal poll.
http://www.nbcnews.com/meet-the-press/surprise-trump-falls-behind-cruz-national-nbc-wsj-poll-n520296
http://www.nbcnews.com/meet-the-press/surprise-trump-falls-behind-cruz-national-nbc-wsj-poll-n520296
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