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Xfinity race results, points standings after Las Vegas

NASCAR Xfinity Series Boyd Gaming 300

LAS VEGAS, NV - MARCH 03: Kyle Larson, driver of the #42 DC Solar Chevrolet, and his son, Owen, pose with the winners sticker during the NASCAR Xfinity Series Boyd Gaming 300 at Las Vegas Motor Speedway on March 3, 2018 in Las Vegas, Nevada. (Photo by Matt Sullivan/Getty Images)

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Kyle Larson won the Boyd Gaming 300 at Las Vegas Motor Speedway, his first NASCAR victory at the 1.5-mile speedway.

Larson led five times for a race-high 142 laps Saturday.

He beat Christopher Bell, Justin Allgaier, Ryan Blaney and Elliott Sadler.

Click here for the Xfinity race results at Las Vegas.

JR Motorsports teammates Tyler Reddick and Elliott Sadler are tied atop the points standings after three races.

Completing the top five are Christopher Bell (-23), Justin Allgaier (-28) and Spencer Gallagher (-34).

Click here for the Xfinity points standings after Las Vegas