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US Republican presidential hopeful Donald Trump addresses a rally on March 14, 2016 in Vienna Center, Ohio.
US Republican presidential hopeful Donald Trump addresses a rally on March 14, 2016 in Vienna Center, Ohio.

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    Donald Trump's bad week

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Donald Trump's bad week

Trump is facing the toughest test of his campaign after a week in which he veered into a series of unexpected controversies and -- for a change -- seemed to struggle in his response.

Donald Trump's bad week

Trump is facing the toughest test of his campaign after a week in which he veered into a series of unexpected controversies and -- for a change -- seemed to struggle in his response.