2013 IndyCar Iowa: 22-23 June, 2013, Newton, Iowa USA.#15 Graham Rahal, Rahal Letterman Lanigan Racing engine being maintained by Honda tech ©2013, Dan R. Boyd LAT Photo USA
22-23 June, 2013, Newton, Iowa USA.#15 Graham Rahal, Rahal Letterman Lanigan Racing engine being maintained by Honda tech
©2013, Dan R. Boyd LAT Photo USA