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)
** FILE ** Attorney General Eric Holder is questioned about the Justice Department secretly obtaining two months of telephone records of reporters and editors for The Associated Press, during a news conference at the Justice Department in Washington, Tuesday, May 14, 2013. (AP Photo/J. Scott Applewhite)
** FILE ** Attorney General Eric Holder is questioned about the Justice Department secretly obtaining two months of telephone records of reporters and editors for The Associated Press, during a news conference at the Justice Department in Washington, Tuesday, May 14, 2013. (AP Photo/J. Scott Applewhite)
Ousted IRS chief Steven Miller testifies on Capitol Hill in Washington, Friday, May 17, 2013, before the House Ways and Means Committee hearing on the extra scrutiny the IRS gave Tea Party and other conservative groups that applied for tax-exempt status. (AP Photo/J. Scott Applewhite)
Ousted IRS chief Steven Miller testifies on Capitol Hill in Washington, Friday, May 17, 2013, before the House Ways and Means Committee hearing on the extra scrutiny the IRS gave Tea Party and other conservative groups that applied for tax-exempt status. (AP Photo/J. Scott Applewhite)
** FILE ** House Minority Leader Nancy Pelosi, California Democrat, holds a news conference on Capitol Hill in Washington on Thursday, March 7, 2013. (AP Photo/J. Scott Applewhite)
President Obama gestures during a joint news conference with British Prime Minister David Cameron on Monday, May 13, 2013, in the East Room of the White House in Washington, where they talked about subjects ranging from Syria's civil war to preparations for a coming summit in Northern Ireland. (AP Photo/J. Scott Applewhite)
** FILE ** Rep. Darrell E. Issa, California Republican and House Oversight and Government Reform Committee chairman, speaks on Capitol Hill in Washington on Wednesday, June 27, 2012. (AP Photo/J. Scott Applewhite)
** FILE ** Secretary of Defense Chuck Hagel answers questions on Syria during a joint news conference with the United Kingdom's Secretary of State for Defence Phillip Hammond, at the Pentagon in Washington, Thursday, May 2, 2013. (AP Photo/J. Scott Applewhite)
