Kyle Larson clinches spot in NASCAR's Championship 4 with Las Vegas win

Kyle Larson won the opening race of the NASCAR Cup Series playoffs Round of 8 at Las Vegas Motor Speedway.
Larson narrowly edged Christopher Bell at the finish line to secure the victory.
The win locks Larson into the Championship 4 finale at Phoenix Raceway.
Larson led 133 of 267 laps and won both Stages 1 and 2 during the race.
Larson is the first of four drivers to clinch a spot in the Championship 4 heading into the final two races.