NASCAR Warns Teams After Las Vegas Problem Threatens to Disrupt Pit Road Calls

LAS VEGAS, NEVADA - MARCH 14: A general view of of pit road during the NASCAR O'Reilly Auto Parts Series The LiUNA! at Las Vegas Motor Speedway on March 14, 2026 in Las Vegas, Nevada. (Photo by Chris Graythen/Getty Images) GettyNASCAR has warned Cup Series teams about using traction compounds in pit stalls after white residue appeared on the concrete at Las Vegas Motor Speedway. Officials said the discoloration could affect the technology NASCAR uses to monitor pit-road penalties.The warning cam