LOUISVILLE, KY - FEBRUARY 25:  Kentucky Democratic Senate Candidate Alison Lundergan Grimes delivers (L) remarks before introducing former U.S. President Bill Clinton during a campaign event at the Galt House Hotel on February 25, 2014 in Louisville, Kentucky. Grimes is challenging Senate Minority Leader Mitch McConnell (R-KY) in the 2014 midterm elections. (Photo by Luke Sharrett/Getty Images)