Live results: Democrat in close bid to become first Arizona Latino senator People wait in line at Community Christian Church in Yuma, Ariz., to cast their ballots. Craig Fry / Yuma Sun / November 6, 2012 November 6, 2012, 5:37 p.m. Arizonans will soon see the end of a U.S. Senate race that's recently tightened between Republican U.S. Rep. Jeff Flake and his Democratic opponent, Richard Carmona, who is seeking to become the state's first Latino senator. Carmona's campaign recently complained about Flake campaign robocalls that gave some Democratic voters incorrect information about their polling places.