Joey Logano's promising start to the afternoon fell apart with a slow, helpless slide though the field at ISM Raceway.
Justin Allgaier raced to his first NASCAR Xfinity Series victory of the season Saturday at ISM Raceway to advance to the championship finale.
There's two spots left to claim in next week's title-deciding race and six drivers jockeying for the position and an added wrinkle headed into Sunday at ISM Raceway outside Phoenix is a brewing controversy over drivers deliberately spinning the last two weeks and altering the outcome of others' races.
Harvick won from the pole, leading 120 of 334 laps in the No. 4 Ford for Stewart-Haas Racing.
Harvick goes into Sunday's race fifth in points with two races remaining to qualify for one of the three remaining championship-contending spots in the season finale.
Truex earned a spot in NASCAR's championship race for the third consecutive year.
The win was the fifth this season for Hamlin, who already was in good shape to advance but picked up valuable playoff points with the win.
Wrecks. Fights. And more.
Ricky Stenhouse Jr.
Ryan Blaney emerged safely from the wreckage at Talladega Superspeedway that claimed other playoff contenders, winning by a tiny margin that was huge for his championship hopes.
The race was ultimately postponed and will resume Monday.
Larson's path toward prominence has been slow burning in six-plus years in the Cup Series
Tyler Reddick has been promoted to the NASCAR Cup Series with Richard Childress Racing next season to replace Daniel Hemric, who last month was told he would not be retained for a second season.
Alex Bowman had just advanced to the second round of NASCAR's playoffs, climbed from his car and slumped to the ground, dehydrated and overcome by the heat. As he was receiving medical attention, Bubba Wallace approached him and angrily splashed liquid in Bowman's face.
Martin Truex Jr. seemed to have a "pinch me" moment as he climbed from his car in victory lane.
The massive divide between NASCAR's heavyweights and the underdog teams just scraping by received renewed attention following Kyle Busch's damning assessment of how backmarkers raced in the playoff opener over the weekend.
Stewart-Haas Racing surged into the opening race of NASCAR's playoffs with a Clint Bowyer-led sweep of the front two rows at Las Vegas Motor Speedway.
Paul Menard has decided to walk away from NASCAR's top level after more than 460 races and Wood Brothers Racing is replacing him with Matt DiBenedetto in the iconic No. 21 Ford next season.
Jimmie Johnson made one thing perfectly clear when he walked out of the Indianapolis Motor Speedway's infield medical center.
Kevin Harvick won the Brickyard 400 for the second time, beating Joey Logano by 6.118 seconds in a crash-marred race that ended Jimmie Johnson's perfect playoff run.