FILE - In this Wednesday, Dec. 4, 2013, file photo, United States Sen. John Cornyn talks to members of the media while attending NCAA college football practice at Baylor, in Waco, Texas. In a ... more 
FILE - In this Wednesday, Dec. 4, 2013, file photo, United States Sen. John Cornyn talks to members of the media while attending NCAA college football practice at Baylor, in Waco, Texas. In a last-minute surprise late Monday, Dec. 9, 2013, U.S. Rep. Steve Stockman filed paperwork to challenge fellow Texas Republican and powerful incumbent Cornyn for the U.S. Senate next year. (AP Photo/Waco Tribune Herald, Rod Aydelotte, File) less 
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Associated Press | Photo By Waco Tribune Herald, Rod Aydelotte, File
Mon, Dec 9, 2013 11:48 PM EST