Fans at the track for NASCAR Kobalt 400 — PHOTOS

People walk along the pit road area before the NASCAR Sprint Cup Series Kobalt 400 race at the Las Vegas Motor Speedway in Las Vegas on Sunday, March 6, 2016. Chase Stevens/Las Vegas Review-Journal Follow @csstevensphoto

Brad Keselowski celebrates his victory in the NASCAR Sprint Cup Series Kobalt 400 race at the Las Vegas Motor Speedway in Las Vegas on Sunday, March 6, 2016, in Las Vegas. Erik Verduzco/Las Vegas Review-Journal Follow @Erik_Verduzco

Brad Keselowski drinks a beer in victory lane during the NASCAR Sprint Cup Series Kobalt 400 race at the Las Vegas Motor Speedway in Las Vegas on Sunday, March 6, 2016, in Las Vegas. Erik Verduzco/Las Vegas Review-Journal Follow @Erik_Verduzco

Chase Gibson,11, and Dyan Leongill, 11, talk as they sit on the race track before the start of the Kobalt 400 at Las Vegas Motor Speedway in Las Vegas Sunday, March. 6, 2016. Rachel Aston/Las Vegas Review-Journal Follow @rookie__rae

Crews get Kyle Larson's car ready for the NASCAR Sprint Cup Series Kobalt 400 race at the Las Vegas Motor Speedway in Las Vegas on Sunday, March 6, 2016. Chase Stevens/Las Vegas Review-Journal Follow @csstevensphoto

Fans stand on top of a trailer before the start of the Kobalt 400 at Las Vegas Motor Speedway in Las Vegas Sunday, March. 6, 2016. Rachel Aston/Las Vegas Review-Journal Follow @rookie__rae

Joey Logano (22) is introduced before the NASCAR Sprint Cup Series Kobalt 400 race at the Las Vegas Motor Speedway in Las Vegas on Sunday, March 6, 2016, in Las Vegas. Erik Verduzco/Las Vegas Review-Journal Follow @Erik_Verduzco

Taycen Birch, from left, Jackson Rogers, Austin Rogers, and Paige Lepre watch as the Kobalt 400 begins at the Las Vegas Motor Speedway in Las Vegas Sunday, March 6, 2016. Rachel Aston/Las Vegas Review-Journal Follow @rookie__rae

Deanne Bligh holds her son Mackinnon while watching the Kobalt 400 race at the Las Vegas Motor Speedway in Las Vegas Sunday, March 6, 2016. Rachel Aston/Las Vegas Review-Journal Follow @rookie__rae

Spectators wait on top of a trailer before the start of the Kobalt 400 at Las Vegas Motor Speedway in Las Vegas Sunday, March 6, 2016. Rachel Aston/Las Vegas Review-Journal Follow @rookie__rae

A man struggles with the wind before the NASCAR Sprint Cup Series Kobalt 400 race at the Las Vegas Motor Speedway in Las Vegas on Sunday, March 6, 2016, in Las Vegas. Erik Verduzco/Las Vegas Review-Journal Follow @Erik_Verduzco

Fans watch the NASCAR Sprint Cup Series Kobalt 400 race at the Las Vegas Motor Speedway in Las Vegas on Sunday, March 6, 2016, in Las Vegas. Erik Verduzco/Las Vegas Review-Journal Follow @Erik_Verduzco

Crew members take cover during a passing storm before the NASCAR Sprint Cup Series Kobalt 400 race at the Las Vegas Motor Speedway in Las Vegas on Sunday, March 6, 2016, in Las Vegas. Erik Verduzco/Las Vegas Review-Journal Follow @Erik_Verduzco

Gina Perry, from left, her daughter Madison Perry, and their friend Nick Teague wait at their trailer site before the start of the Kobalt 400 at Las Vegas Motor Speedway in Las Vegas Sunday, March 6, 2016. Rachel Aston/Las Vegas Review-Journal Follow @rookie__rae

Mike Welter opens a beer before the start of the Kobalt 400 at Las Vegas Motor Speedway in Las Vegas Sunday, March 6, 2016. Rachel Aston/Las Vegas Review-Journal Follow @rookie__rae

Mike Welter uses a pole as a beer holder to deliver a beer to his friends on top of their trailer before the start of the Kobalt 400 at Las Vegas Motor Speedway in Las Vegas Sunday, March 6, 2016. Rachel Aston/Las Vegas Review-Journal Follow @rookie__rae

Rebecca Phillips and Jose Padraza watch the Kobalt 400 race at the Las Vegas Motor Speedway in Las Vegas Sunday, March 6, 2016. Rachel Aston/Las Vegas Review-Journal Follow @rookie__rae

Gene Cook barbecues chicken skewers while his party watches the Kobalt 400 race at the Las Vegas Motor Speedway in Las Vegas Sunday, March 6, 2016. Rachel Aston/Las Vegas Review-Journal Follow @rookie__rae

Jennifer Ward watches the Kobalt 400 race at the Las Vegas Motor Speedway in Las Vegas Sunday, March 6, 2016. Rachel Aston/Las Vegas Review-Journal Follow @rookie__rae

Spectators watch the Kobalt 400 race at the Las Vegas Motor Speedway in Las Vegas Sunday, March 6, 2016. Rachel Aston/Las Vegas Review-Journal Follow @rookie__rae

Crew members for Joey Logano (22) wait at their pit stop during the NASCAR Sprint Cup Series Kobalt 400 race at the Las Vegas Motor Speedway in Las Vegas on Sunday, March 6, 2016, in Las Vegas. Erik Verduzco/Las Vegas Review-Journal Follow @Erik_Verduzco

Spectators watch the Kobalt 400 race at the Las Vegas Motor Speedway in Las Vegas Sunday, March 6, 2016. Rachel Aston/Las Vegas Review-Journal Follow @rookie__rae

Erin Ruby and George Girgenti watch the Kobalt 400 race from the top of a trailer at the Las Vegas Motor Speedway in Las Vegas Sunday, March 6, 2016. Rachel Aston/Las Vegas Review-Journal Follow @rookie__rae

A crew member for Joey Logano (22) stands on a safety barrier during the NASCAR Sprint Cup Series Kobalt 400 race at the Las Vegas Motor Speedway in Las Vegas on Sunday, March 6, 2016, in Las Vegas. Erik Verduzco/Las Vegas Review-Journal Follow @Erik_Verduzco

Randy Peters watches the Kobalt 400 race from the top of a trailer at the Las Vegas Motor Speedway in Las Vegas Sunday, March 6, 2016. Rachel Aston/Las Vegas Review-Journal Follow @rookie__rae

A toy car races around through trailers as the Kobalt 400 race continues at the Las Vegas Motor Speedway in Las Vegas Sunday, March 6, 2016. Rachel Aston/Las Vegas Review-Journal Follow @rookie__rae

A race fan surveys the scene before the start of the Kobalt 400 at Las Vegas Motor Speedway in Las Vegas Sunday, March. 6, 2016. Josh Holmberg/Las Vegas Review-Journal

The suites at Las Vegas Motor Speedway are shown under cloudy skies at the start of the Kobalt 400 at Las Vegas Motor Speedway in Las Vegas Sunday, March. 6, 2016. Josh Holmberg/Las Vegas Review-Journal

Flags fly during windy conditions at the Neon Garage before the start of the Kobalt 400 at Las Vegas Motor Speedway in Las Vegas Sunday, March. 6, 2016. Josh Holmberg/Las Vegas Review-Journal

Cloudy skies are reflected on the side of the transporter for Brad Keselowski's (2) race car at the Neon Garage before the start of the Kobalt 400 at Las Vegas Motor Speedway in Las Vegas Sunday, March. 6, 2016. Josh Holmberg/Las Vegas Review-Journal

Ricky Stenhouse Jr's (17) race car transporter is seen in the Neon Garage before the start of the Kobalt 400 at Las Vegas Motor Speedway in Las Vegas Sunday, March. 6, 2016. Josh Holmberg/Las Vegas Review-Journal

The car driven by Paul Menard (27) is seen in the Neon Garage before the start of the Kobalt 400 at Las Vegas Motor Speedway in Las Vegas Sunday, March. 6, 2016. Josh Holmberg/Las Vegas Review-Journal

Stock cars for the race are lined up on the track before the start of the Kobalt 400 at Las Vegas Motor Speedway in Las Vegas Sunday, March. 6, 2016. Rachel Aston/Las Vegas Review-Journal Follow @rookie__rae

Crowds wait before the start of the Kobalt 400 at Las Vegas Motor Speedway in Las Vegas Sunday, March. 6, 2016. Rachel Aston/Las Vegas Review-Journal Follow @rookie__rae

Military members greet the crowd before the start of the Kobalt 400 at Las Vegas Motor Speedway in Las Vegas Sunday, March. 6, 2016. Rachel Aston/Las Vegas Review-Journal Follow @rookie__rae

Rear tire changer Curtis Thompson gets tires ready for driver Greg Biffle before the NASCAR Sprint Cup Series Kobalt 400 race at the Las Vegas Motor Speedway in Las Vegas on Sunday, March 6, 2016. Chase Stevens/Las Vegas Review-Journal Follow @csstevensphoto

Kevin Harvick's car gets rolled out into the pit during the NASCAR Sprint Cup Series Kobalt 400 race at the Las Vegas Motor Speedway in Las Vegas on Sunday, March 6, 2016. Chase Stevens/Las Vegas Review-Journal Follow @csstevensphoto

Kevin Harvick's car gets rolled out into the pit before the NASCAR Sprint Cup Series Kobalt 400 race at the Las Vegas Motor Speedway in Las Vegas on Sunday, March 6, 2016. Chase Stevens/Las Vegas Review-Journal Follow @csstevensphoto

People pass by the pit stop for Trevor Bayne (6) during the NASCAR Sprint Cup Series Kobalt 400 race at the Las Vegas Motor Speedway in Las Vegas on Sunday, March 6, 2016. Chase Stevens/Las Vegas Review-Journal Follow @csstevensphoto