(CNN) -- Attorney General Jeff Sessions, the top law enforcement officer in the country, repeated the words "lock her up" Tuesday that were being chanted, a rallying cry from Donald Trump campaign events calling to jail Hillary Clinton, and then laughed.
Sessions was addressing a conservative group's high school leadership summit in Washington, where he promoted free speech and conservative principles.
Sessions criticized universities for "coddling our young people" and "actively preventing them from scrutinizing the validity of their beliefs."
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