NEWTON, Iowa — Kyle Busch crashed in practice shortly after posting the second-fastest lap in his group Saturday at Iowa Speedway. Busch was uninjured after the hard impact. The team went to a backup car.

Busch is back to "zero trust" in the car after a heavy impact in practice for the NASCAR Cup race this weekend

This article was originally published on www.si.com/onsi/racing-america as Kyle Busch Moving to Backup Car After Major Crash in Practice. Richard Childress Racing (RCR) is going to have to work hard to unload a backup car for two-time NASCAR Cup Series champion Kyle Busch, after a significant wreck in Saturday’s practice from Iowa Speedway.