One lap later , Michael Waltrip lost his car 's right - front tire and collided with the wall , causing the third caution .
On lap 83 , Biffle was passed by Johnson for the fourth position .
One lap later , Michael Waltrip lost Johnson 's car 's right - front tire and collided with the wall , causing the third caution .
On lap 83 , Biffle was passed by Johnson for the fourth position .