Republican presidential candidate, Sen. Rand Paul, R-Ky. speaks during a campaign stop in Council Bluffs, Iowa, Thursday, Jan. 7, 2016.
Republican presidential candidate, Sen. Rand Paul, R-Ky. speaks during a campaign stop in Council Bluffs, Iowa, Thursday, Jan. 7, 2016. Nati Harnik Associated Press
Republican presidential candidate, Sen. Rand Paul, R-Ky. speaks during a campaign stop in Council Bluffs, Iowa, Thursday, Jan. 7, 2016. Nati Harnik Associated Press