New Jersey Gov. Chris Christie greets supporters at the opening of U.S. Sen. Lamar Alexander's campaign office on Friday, May 30, 2014 in Germantown, Tenn. Alexander's opponents in the Republican ... more 
New Jersey Gov. Chris Christie greets supporters at the opening of U.S. Sen. Lamar Alexander's campaign office on Friday, May 30, 2014 in Germantown, Tenn. Alexander's opponents in the Republican primary include state Rep. Joe Carr, who has tried to position himself as the tea party alternative to the incumbent, and George Flinn, a radio station owner and radiologist who has poured millions into previous unsuccessful bids for Congress. (AP Photo/Adrian Sainz). less 
1 / 1
Associated Press | Photo By Adrian Sainz
Fri, May 30, 2014 3:57 PM EDT