Arizona Sen. John McCain leads his challenger for the GOP Senate nomination, J.D. Hayworth, by just 47 percent to 42 percent, a loss of 2 points for McCain since last month, according to a Rasmussen Reports poll conducted April 13. Two percent prefer another candidate and 8 percent are undecided. The margin of error is 4 points. McCain is seen favorably by 67 percent of like primary voters and unfavorably by 33 percent. Hayworth, a former congressman and conservative radio talk show host, is seen favorably by 58 percent and unfavorably by 34 percent, with 7 percent not knowing enough about him to be sure of their opinion. McCain has the edge in voters who say they see him "very" favorably, leading Hayworth 31 percent to 24 percent in that category. Eighteen percent regard Hayworth "very" unfavorably compared to 9 percent for McCain.
The primary is August 24.