Sixth place for Stefan at Chicagoland
Stefan finished sixth in his first ever race on a 1.5-mile oval, surviving a spin and setting the second fastest lap.
Interview with Stefan at Edmonton
Read what Stefan had to say about his season so far, his first experiences of ovals and why he likes racing in America.
Interview part 1 Interview part 2
Next race
Saturday 4 September: Kentucky Speedway
Race starts 5.30pm local time, 10.30pm BST
Live video streaming at Indycar.com