Analysis: Why Sessions can't quit saying 'lock her up' -- and why it mattersOn Tuesday, Attorney General Jeff Sessions was speaking to a crowd of young conservatives when a "lock her up!" chant broke out -- a reference to the alleged crimes of 2016 Democratic presidential nominee Hillary Clinton. "Lock her up," Sessions said, laughing. "I heard that a long time over the last campaign."

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Analysis: Why Sessions can't quit saying 'lock her up' -- and why it matters