NASCAR

A clash of Top 5 teams in college football and the determination of the 2013 World Series opponents highlights the upcoming sports calendar. Here's what to watch this weekend:

CONCORD, N.C. (AP) — Brian Vickers will miss the rest of the NASCAR season because of a blood clot in his right calf. The clot was found after a Monday examination. He was placed on blood-thinning medication that will prevent him from racing...

Brad Keselowski passed Kasey Kahne with eight laps remaining and won the Bank of America 500 at Charlotte, N.C. on Saturday night.

CHARLOTTE, N.C. (AP) — Nationwide is ending its seven-year run as entitlement sponsor of NASCAR's second-tier series at the end of the 2014 season.

JOLIET, Ill. (AP) — NASCAR added Jeff Gordon to the Chase for the Sprint Cup championship field Friday, a stunning and unprecedented step in the fallout from at least two attempts to manipulate the results at the season-ending race at Richmond last weekend...

The Associated Press has learned Juan Pablo Montoya will not be back for an eighth NASCAR season with Chip Ganassi. Ganassi President Steve Lauletta announced the decision to the team Tuesday, multiple people present for the announcement told AP on the condition of anonymity because Ganassi does not comment on driver contracts...

WATKINS GLEN, N.Y. (AP) — Kyle Busch won at Watkins Glen International on Sunday, atoning for a year ago when he lost a sure victory on the last lap.

WATKINS GLEN, N.Y. (AP) — Jimmie Johnson can secure a spot in the Chase for the Sprint Cup championship this week at Watkins Glen International, and he wasn't even thinking about that on Friday. Like his counterparts in the series, Johnson was thinking about injured star Tony Stewart, who broke both the tibia and fibula in his right leg on Monday night in a sprint car race in Iowa...

Tony Stewart broke two bones in his right leg Monday night at the Southern Iowa Speedway when his sprint car flipped multiple times as part of a four-car wreck.

NASCAR is really going to push the limits when it comes to commercials this weekend during the running of the Brickyard 400 from Indianapolis Motor Speedway. This is not a joke. The ad below, that is PRO marijuana and proclaiming it the "new beer" is going to air during the race on a jumbo tron at the speedway...