For the first time in his tenure as pontiff, Pope Francis will arrive in the United States on Tuesday, and it's causing quite the hoopla. But what security measures are necessary to protect the holy figure on such a trip? Former Secret Service agent Dan Bongino, who saw the precautions taken during Pope Benedict XVI's 2008 visit to the States, explained to HuffPost Live's Caroline Modarressy-Tehrani on Monday the security measures necessary for a visit from a pope. Check it out in the video above.
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