Alex Goldmark Using 'Sentiment Analysis' To Understand Trump's Tweets By Alex Goldmark • Apr 13, 2017 Copyright 2018 NPR. To see more, visit http://www.npr.org/. RACHEL MARTIN, HOST: National Contest Spurs Economic Growth In Nigeria By Alex Goldmark • May 13, 2016 Copyright 2018 NPR. To see more, visit http://www.npr.org/. ROBERT SIEGEL, HOST:
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