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Donald Trump's not backing down. Yesterday he said he doesn't need to be lectured by the other Republican candidates, who he says have no business running for president. Not to be confused with Donald Trump, who ran for president and now has no business.

Donald Trump's not backing down. Yesterday he said he doesn't need to be lectured by the other Republican candidates, who he says have no business running for president. Not to be confused with Donald Trump, who ran for