The Ladera Ranch, California, native rallied from two slow pit stops and through three overtime restarts to claim a dominant victory in NASCAR's return at Auto Club Speedway.
The Mobile, Alabama, native fended off the field in the closing laps of the second stage to become the second African-American competitor to win in NASCAR's premier series.
The Tucson, Arizona, native capitalized on teammate Kyle Larson's last-lap misfortune to claim his third victory of 2021 at the Tricky Triangle circuit.
The reigning Cup Series champion recorded milestone victories for Hendrick Motorsports and Chevrolet with a rain-shortened win at Circuit of the Americas in Austin, Texas.
The two-time Cup champion benefitted from a last lap incident involving Chase Elliott and Ryan Blaney to steal the win in the first Busch Clash event on Daytona's RC.
The three-time Daytona 500 champion prevailed in a wild, controversial finish to win at Talladega and race his way into the Round of 8 in the 2020 Cup Playoffs.
The Round of 16 in the 2020 Cup Playoffs resulted with Ryan Blaney, Cole Custer and Matt DiBenedetto joining William Byron as the first four competitors to be eliminated from title contention.