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Donald Trump attends the debut of a Lego replica of the Trump International Hotel & Tower Dubai on June 23, 2008 at Central Park in New York City.
Donald Trump attends the debut of a Lego replica of the Trump International Hotel & Tower Dubai on June 23, 2008 at Central Park in New York City.

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    Trump's big day

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Trump's big day

John King, Maeve Reston & Margaret Talev look back on Trump's unofficial presidential bids over the years and discuss his possible announcement Tuesday.

Trump's big day

John King, Maeve Reston & Margaret Talev look back on Trump's unofficial presidential bids over the years and discuss his possible announcement Tuesday.