
Sen. Rand Paul, Kentucky Republican, expresses his displeasure that Apple CEO Tim Cook was being brought before the Senate Homeland Security and Governmental Affairs Permanent Subcommittee as the panel examines the methods employed by multinational corporations to shift profits offshore and how such activities are affected by the Internal Revenue Code, on Capitol Hill in Washington on Tuesday, May 21, 2013. (AP Photo/J. Scott Applewhite)

Sen. Rand Paul, visiting New Hampshire, said of the Republican Party: "We need to look like the rest of America. We need to be able to appeal to the working class." (Associated Press)

Sen. Rand Paul, visiting New Hampshire, said of the Republican Party: "We need to look like the rest of America. We need to be able to appeal to the working class." (Associated Press)

Sen. Rand Paul, visiting New Hampshire, said of the Republican Party: "We need to look like the rest of America. We need to be able to appeal to the working class." (Associated Press)

Sen. Rand Paul, Kentucky Republican, is giving the presidential nomination course a test run with appearances in Iowa and New Hampshire. (Associated Press)

Sen. Rand Paul, Kentucky Republican, speaks at the Conservative Political Action Conference at the Gaylord National Hotel at National Harbor, Md., on Thursday, March 14, 2013. (Andrew Harnik/The Washington Times)

Sen. Rand Paul, Kentucky Republican, speaks at the Conservative Political Action Conference at the Gaylord National Hotel at National Harbor, Md., on Thursday, March 14, 2013. (Andrew Harnik/The Washington Times)

Rep. Michele Bachmann, R-Minn., chairwoman of the Tea Party Caucus, listens at left as while Sen. Rand Paul, R-Ky., speaks during a news conference with Tea Party leaders about the IRS targeting Tea Party groups, Thursday, May 16, 2013, on Capitol Hill in Washington. (Associated Press)

Rep. Michele Bachmann, R-Minn., chairwoman of the Tea Party Caucus, listens at left as while Sen. Rand Paul, R-Ky., speaks during a news conference with Tea Party leaders about the IRS targeting Tea Party groups, Thursday, May 16, 2013, on Capitol Hill in Washington. (Associated Press)