Former Texas Solicitor General Ted Cruz answers questions from the media at a voting precinct Tuesday, July 31, 2012, in Houston. Cruz faces Lt. Gov. David Dewhurst in the Republican p

 

              Former Texas Solicitor General Ted Cruz  answers questions from the media at a voting precinct Tuesday, July 31, 2012, in Houston. Cruz faces Lt. Gov. David Dewhurst in the Republican p
Former Texas Solicitor General Ted Cruz answers questions from the media at a voting precinct Tuesday, July 31, 2012, in Houston. Cruz faces Lt. Gov. David Dewhurst in the Republican primary runoff election for the Republican nomination for the U.S. Senate. (AP Photo/Pat Sullivan)