Former Secretary of State Hillary Rodham Clinton speaks about her new book "Hard Choices" on Friday, June 20, 2014, in Austin, Texas. (AP Photo/Eric Gay)
Former Secretary of State Hillary Rodham Clinton speaks about her new book "Hard Choices" on Friday, June 20, 2014, in Austin, Texas. (AP Photo/Eric Gay)
Lt. Gov. David Dewhurst smiles after voting in the runoff election for Lt. Governor in Austin, Texas, on Monday, May 19, 2014. (AP Photo/Austin American-Statesman, Jay Janner)
New Braunfels Canyon High School's Abby Duncan celebrates her win in the girls 100-meter dash wheelchair event at the UIL State Track & Field meet, Saturday, May 10, 2014, in Austin, Texas. (AP Photo/Michael Thomas)
San Antonio Reagan High School's Wyatt Struckness competes in the boys' 100-meter dash wheelchair event at the UIL State Track & Field meet, Saturday, May 10, 2014, in Austin, Texas. (AP Photo/Michael Thomas)