Photos: NASCAR at Las Vegas Motor Speedway, Saturday March 2, 2019

LAS VEGAS, NV – MARCH 02: Austin Dillon, driver of the #3 Dow SILASTIC Silicone Elastomers Chevrolet, practices for the Monster Energy NASCAR Cup Series Pennzoil 400 at Las Vegas Motor Speedway on March 2, 2019 in Las Vegas, Nevada. (Photo by Sarah Crabill/Getty Images)

LAS VEGAS, NV – MARCH 02: Aric Almirola, driver of the #10 Smithfield Ford, leads Joey Logano, driver of the #22 Pennzoil Ford, and Brad Keselowski, driver of the #2 Discount Tire Ford, during practice for the Monster Energy NASCAR Cup Series Pennzoil 400 at Las Vegas Motor Speedway on March 2, 2019 in Las Vegas, Nevada. (Photo by Sarah Crabill/Getty Images)

LAS VEGAS, NV – MARCH 02: Kevin Harvick, driver of the #4 Jimmy John’s Ford, leads Kyle Larson, driver of the #42 Credit One Bank Chevrolet, during practice for the Monster Energy NASCAR Cup Series Pennzoil 400 at Las Vegas Motor Speedway on March 2, 2019 in Las Vegas, Nevada. (Photo by Sarah Crabill/Getty Images)

LAS VEGAS, NV – MARCH 02: Daniel Hemric, driver of the #8 Caterpillar Chevrolet, practices for the Monster Energy NASCAR Cup Series Pennzoil 400 at Las Vegas Motor Speedway on March 2, 2019 in Las Vegas, Nevada. (Photo by Sarah Crabill/Getty Images)

LAS VEGAS, NV – MARCH 02: Crew members push the #3 Dow SILASTIC Silicone Elastomers Chevrolet through the garage area during a rain-delayed practice for the Monster Energy NASCAR Cup Series Pennzoil 400 at Las Vegas Motor Speedway on March 2, 2019 in Las Vegas, Nevada. (Photo by Sarah Crabill/Getty Images)

LAS VEGAS, NV – MARCH 02: Christopher Bell, driver of the #20 Rheem/Smurfit Kappa Toyota, races during the NASCAR Xfinty Series Boyd Gaming 300 at Las Vegas Motor Speedway on March 2, 2019 in Las Vegas, Nevada. (Photo by Sarah Crabill/Getty Images)

LAS VEGAS, NV – MARCH 02: Cole Custer, driver of the #00 Haas Automation Ford, and Austin Cindric, driver of the #22 MoneyLion Ford, lead the field to green for the start of the NASCAR Xfinty Series Boyd Gaming 300 at Las Vegas Motor Speedway on March 2, 2019 in Las Vegas, Nevada. (Photo by Robert Laberge/Getty Images)

LAS VEGAS, NV – MARCH 02:Cole Custer, driver of the #00 Haas Automation Ford, gets a push from Justin Allgaier, driver of the #7 BRANDT Professional Agriculture Chevrolet, during the NASCAR Xfinty Series Boyd Gaming 300 at Las Vegas Motor Speedway on March 2, 2019 in Las Vegas, Nevada. (Photo by Jonathan Ferrey/Getty Images)

LAS VEGAS, NV – MARCH 02: Kyle Busch, driver of the #18 Extreme Concepts/iK9 Toyota, and John Hunter Nemechek, driver of the #23 Allegiant Chevrolet, lead the field during a late race restart during the NASCAR Xfinty Series Boyd Gaming 300 at Las Vegas Motor Speedway on March 2, 2019 in Las Vegas, Nevada. (Photo by Sarah Crabill/Getty Images)

LAS VEGAS, NV – MARCH 02: Kyle Busch, driver of the #18 Extreme Concepts/iK9 Toyota, celebrates after winning the NASCAR Xfinty Series Boyd Gaming 300 at Las Vegas Motor Speedway on March 2, 2019 in Las Vegas, Nevada. (Photo by Robert Laberge/Getty Images)

LAS VEGAS, NV – MARCH 02: Kyle Busch, driver of the #18 Extreme Concepts/iK9 Toyota, celebrates after winning the NASCAR Xfinty Series Boyd Gaming 300 at Las Vegas Motor Speedway on March 2, 2019 in Las Vegas, Nevada. (Photo by Sarah Crabill/Getty Images)

LAS VEGAS, NV – MARCH 02: Kyle Busch, driver of the #18 Extreme Concepts/iK9 Toyota, crosses the finish line to take the checkered flag and win the NASCAR Xfinty Series Boyd Gaming 300 at Las Vegas Motor Speedway on March 2, 2019 in Las Vegas, Nevada. (Photo by Robert Laberge/Getty Images)

LAS VEGAS, NV – MARCH 02: Kyle Busch, driver of the #18 Extreme Concepts/iK9 Toyota, drives during the NASCAR Xfinty Series Boyd Gaming 300 at Las Vegas Motor Speedway on March 2, 2019 in Las Vegas, Nevada. (Photo by Robert Laberge/Getty Images)

LAS VEGAS, NV – MARCH 02: Kyle Busch, driver of the #18 Extreme Concepts/iK9 Toyota, celebrates in Victory Lane after winning the NASCAR Xfinty Series Boyd Gaming 300 at Las Vegas Motor Speedway on March 2, 2019 in Las Vegas, Nevada. (Photo by Jonathan Ferrey/Getty Images)

LAS VEGAS, NV – MARCH 02: Kyle Busch, driver of the #18 Extreme Concepts/iK9 Toyota, poses for a photo with his son, Brexton, in Victory Lane after winning the NASCAR Xfinty Series Boyd Gaming 300 at Las Vegas Motor Speedway on March 2, 2019 in Las Vegas, Nevada. (Photo by Sarah Crabill/Getty Images)

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Photos: NASCAR at Las Vegas Motor Speedway, Saturday March 2, 2019