Sen. Rand Paul, R-Ky. holds up his cell phone as he speaks before announcing the start of his presidential campaign, in Louisville, Ky., April 7, 2015. (Associated Press) ** FILE **
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Sen. Rand Paul, R-Ky. holds up his cell phone as he speaks before announcing the start of his presidential campaign, in Louisville, Ky., April 7, 2015. (Associated Press) ** FILE **
