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There, nominate someone you think should be a cnn hero. president trump is no stranger to hanging out with celebrities and neither is the office of the president. last week, he kept up the decades old white house tradition when he invited kim kardashian-west to the west wing. political correspondent dana bash takes a closer look at the history of celebrity and politics intermingling at the white house. >> reporter: there were two reality stars in the oval office this week. kim ckardashian stop...