Kyle Busch had just posted the second-fastest lap in Group A in Saturday’s NASCAR Cup Series practice at Iowa Speedway when calamity struck.

Kyle Busch is the only driver who will start from the rear of the field in Sunday’s Iowa Corn 350 at Iowa Speedway, NASCAR announced. Busch will drive a backup car after crashing during Saturday’s practice session.

Two-time NASCAR Cup Series champion Kyle Busch was one of two drivers hit with a tail-end penalty for Sunday's Iowa Corn 350. Busch was involved in a damaging wreck in practice on Saturday ahead of qualifying, with the 40-year-old losing control of his No. 8 Chevrolet as he tried to make a correction heading into turn one.