Photos: NASCAR at Las Vegas, Friday , March 10, 2017

LAS VEGAS, NV - MARCH 10: Danica Patrick, driver of the #10 Aspen Dental Ford, sits in her car during practice for the Monster Energy NASCAR Cup Series Kobalt 400 at Las Vegas Motor Speedway on March 10, 2017 in Las Vegas, Nevada. (Photo by Chris Trotman/Getty Images)