FILE - In this Nov. 25, 2013 file photo, Sen, Dick Durbin D-Ill., speaks at a news conference in Chicago. Dairy magnate and state Sen. Jim Oberweis and Doug Truax, a business owner from Downers Grove,... more 
FILE - In this Nov. 25, 2013 file photo, Sen, Dick Durbin D-Ill., speaks at a news conference in Chicago. Dairy magnate and state Sen. Jim Oberweis and Doug Truax, a business owner from Downers Grove, Ill., are running for the Republican nomination in the March 18 primary for the right to take on Durbin in the November election. (AP Photo/M. Spencer Green, File) less 
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Associated Press | Photo By M. Spencer Green, File
Tue, Mar 11, 2014 3:09 PM EDT