The NASCAR Cup Series returns to the historic Indianapolis Motor Speedway for the Brickyard 400 on Sunday (2 p.m. ET, TNT Sports/truTV, HBO Max, IMS Radio, SiriusXM NASCAR Radio).

Chase Elliott overtakes teammate William Byron for the regular-season points lead; here are other playoff story lines to watch this week.

See the full NASCAR Xfinity Series entry list for Saturday's Pennzoil 250 at Indianapolis Motor Speedway (4:30 p.m. ET, The CW).

Kyle Petty takes a deep dive into Denny Hamlin's winning ways after the driver of the No. 11 JGR Toyota notched another win ...

Christopher Bell ended up with an eventful 18th-place finish Sunday, spinning out twice while racing for the lead at Dover ...

The "Monster Mile" lived up to its nickhame as a championship measuring stick, and two powerhouse teams took over during Denny Hamlin's win.

Listen in to this preview from Radioactive as Shane van Gisbergen, AJ Allmendinger have early issues at Dover Motor Speedway.

After claiming his 58th career Cup Series victory at Dover, Denny Hamlin shares his goals when looking at the all-time Cup Series wins list.

Denny Hamlin talks about the fine line drivers have to walk when racing teammates after beating both Chase Briscoe and Christopher Bell.

See where things stand in the In-Season Challenge following the semifinal round Sunday at Dover Motor Speedway.

Chase Elliott battled weather and strategy to finish sixth in Sunday's Cup Series race at Dover, taking over the ...

The Action Network's Nick Giffen gives you his best bets by manufacturer for the NASCAR Cup race at EchoPark Speedway.