Austin Dillon prepares his helmet in the garage area during practice for the NASCAR Sprint Cup Series Quaker State 400 Presented by Advance Auto Parts at Kentucky Speedway on July 10, 2015 in Sparta, Ky.
Austin Dillon prepares his helmet in the garage area during practice for the NASCAR Sprint Cup Series Quaker State 400 Presented by Advance Auto Parts at Kentucky Speedway on July 10, 2015 in Sparta, Ky. Todd Warshaw Getty Images
Austin Dillon prepares his helmet in the garage area during practice for the NASCAR Sprint Cup Series Quaker State 400 Presented by Advance Auto Parts at Kentucky Speedway on July 10, 2015 in Sparta, Ky. Todd Warshaw Getty Images

New rules, recent crashes have NASCAR facing weekend of uncertainty

July 10, 2015 04:50 PM