Ann Kirkpatrick-John McCain debate

U.S. Senate candidates Rep. Ann Kirkpatrick and incumbent Sen. John McCain talk before their only debate on Arizona PBS on October 10, 2016 in Phoenix, Ariz.

U.S. Senate candidates Rep. Ann Kirkpatrick and incumbent Sen. John McCain talk before their only debate on Arizona PBS on October 10, 2016 in Phoenix, Ariz.

Incumbent Sen. John McCain reads over notes before a debate for the U.S. Senate against Rep. Ann Kirkpatrick on Arizona PBS on October 10, 2016 in Phoenix, Ariz.

U.S. Senate candidate Rep. Ann Kirkpatrick takes a moment to herself before a debate against incumbent Sen. John McCain on Arizona PBS on October 10, 2016 in Phoenix, Ariz.

U.S. Senate candidates Rep. Ann Kirkpatrick and incumbent Sen. John McCain talk before their only debate on Arizona PBS on October 10, 2016 in Phoenix, Ariz.