In this Saturday, Feb. 18, 2012 file photograph, senate candidate Sarah Steelman speaks during a forum at a Republican conference in Kansas City, Mo. In the Aug. 7, 2012 primary, voters will decide who will challenge Democratic U.S. Sen. Claire McCaskill. (AP Photo/Orlin Wagner, File)

Photo by: Orlin Wagner

In this Saturday, Feb. 18, 2012 file photograph, senate candidate Sarah Steelman speaks during a forum at a Republican conference in Kansas City, Mo. In the Aug. 7, 2012 primary, voters will decide who will challenge Democratic U.S. Sen. Claire McCaskill. (AP Photo/Orlin Wagner, File)