Sen. Ted Cruz, R-Tex., rides the elevator in the Senate. Cruz has faced criticism for his suggesting that defense secretary nominee Chuck Hagel has been 'backed by Iran' and took funds directly from North Korea. (Photo by Chris Maddaloni/CQ Roll Call)

UNITED STATES – FEBRUARY 14: Sen. Ted Cruz, R-Tex., rides the elevator in the Senate. Cruz has faced criticism for his suggesting that defense secretary nominee Chuck Hagel has been “backed by Iran.” (Photo by Chris Maddaloni/CQ Roll Call)