In this Thursday, June 12, 2014 photo, former state Sen. Steve Russell, candidate for Oklahoma's only open seat in the U.S. House, speaks during a political forum in Edmond, Okla. Oklahoma’s only ... more 
In this Thursday, June 12, 2014 photo, former state Sen. Steve Russell, candidate for Oklahoma's only open seat in the U.S. House, speaks during a political forum in Edmond, Okla. Oklahoma’s only open seat in the U.S. House has opened a floodgate of interest among candidates who hope to succeed Republican U.S. Rep. James Lankford, who is stepping down after two terms representing Oklahoma’s 5th Congressional District to run for the U.S. Senate. (AP Photo/Sue Ogrocki) less 
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Associated Press | Photo By Sue Ogrocki
Wed, Jun 18, 2014 5:48 PM EDT