NASCAR penalized the Legacy Motor Club with two suspensions following incidents at Las Vegas Motor Speedway that impacted their Cup Series playoff campaign.

Who won the NASCAR Cup Series race in Las Vegas? Joey Logano is the winner, plus full NASCAR Cup results, leaderboard at Las Vegas Motor Speedway

Given a second life in these playoffs, Joey Logano made it count with a win Sunday in Las Vegas, securing his spot in the Championship 4.

Tyler Reddick's crash during the South Point 400 in Las Vegas ended his race and jeopardized his playoff advancement.

On this week’s ‘Victory Lap,’ Kevin Harvick is joined by Joey Logano following his huge win at Las Vegas Speedway!

The only two-time Cup champion in the playoff field, Logano passed Daniel Suarez with five laps remaining Sunday for his fourth career victory at Las Vegas Motor Speedway. It was the second win of the playoffs for Logano and the Team Penske driver makes a Ford the first one locked into the winner-take-all final four at Phoenix Raceway next month.

Joey Logano won the NASCAR playoff race Sunday at Las Vegas, becoming the first driver to clinch a berth in the championship race.

Joey Logano left the Charlotte Roval outside of the Round of 8, and he leaves Las Vegas on Sunday with a locked-in spot in the Championship 4. Logano saved enough fuel and just enough time to hold off Christopher Bell and win the South Point 400 NASCAR Cup Series race at Las Vegas Motor Speedway to advance to Phoenix.

Sunday was NASCAR's last race at the Motor Speedway for the year. The Cup Series Championship race will take place on Nov. 10 at the Phoenix Raceway.