NASCAR released the Post-Event Penalty Report for Bristol Motor Speedway:
Monster Energy NASCAR Cup Series Bristol Motor Speedway
Infraction Date: 4/16/2018 (post-race inspection)
Team: #17-Ricky Stenhouse, Jr.
Violation: Sections 10.9.10.4: Tires and Wheels. Note: Lug nut(s) not properly installed.
Penalty: Crew chief (Brian Pattie) has been fined $10,000
NASCAR XFINITY Series Bristol Motor Speedway
— NASCAR —