FILE – U.S. Sen. Rand Paul, R-Ky. pauses during a press briefing at a hotel in Jerusalem, in this Jan. 7, 2013 file photo. Paul is endorsing a pathway to citizenship for the nation’s 11 million illegal immigrants in a speech to be delivered Tuesday morning March 19, 2013 to the U.S. Hispanic Chamber of Commerce, a significant move for a favorite of tea party Republicans who are sometimes hostile to such an approach. (AP Photo/Aron Heller, FILE)