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Republican presidential candidate, businessman Donald Trump listens during the CBS News Republican presidential debate at the Peace Center, Saturday, Feb. 13, 2016, in Greenville, S.C. (AP Photo/John Bazemore)
Republican presidential candidate, businessman Donald Trump listens during the CBS News Republican presidential debate at the Peace Center, Saturday, Feb. 13, 2016, in Greenville, S.C. (AP Photo/John Bazemore)

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Donald Trump: Jeb is so wrong!

During the CBS News Republican debate, Donald Trump and Jeb Bush engage in a heated discussion over Russia's involvement in Syria.

Donald Trump: Jeb is so wrong!

During the CBS News Republican debate, Donald Trump and Jeb Bush engage in a heated discussion over Russia's involvement in Syria.