Joe Fox News

Supercross riders roll into Daytona International Speedway this weekend for a Turn on Ricky Carmichael's 5,000-ton dirt and sand monster of a playground, and according to Fox Sports 1 host Ralph Sheheen: "Some guys are chomping at the bit ... and some guys are waking every morning in a cold sweat."

HUNTSVILLE, Alabama - Each Friday afternoon, we'll look at a hot topic in NASCAR and preview the weekend's race: Barely can he go anywhere without somebody asking how he is feeling, having begun his comeback after the broken leg he suffered last summer and the complications that followed.

By NASCAR has a new rules package for the intermediate tracks on the Sprint Cup schedule.

Winter weather continues to place the local 2014 racing season on hold. All area action is off again this weekend.

Forty-eight drivers from the NASCAR Sprint Cup Series turned laps at Las Vegas Motor Speedway Thursday to further build upon the 2014 intermediate-track rules package that was formalized late last year.

Stefan Parsons, 15, competes in the Legend cars' Young Lions division, but hopes to drive a late model later this year.

Fans packed the Strip on Wednesday night to kick off NASCAR Weekend with the Hauler Parade, which brought traffic to a slow crawl - far off the 185 mph speeds the racecar drivers will probably hit this weekend at Las Vegas Motor Speedway.

Brian Clawson, left, and Greg Johnson of Richard Petty's team check out the No. 43 Sprint Cup show car during the Smith's NASCAR Fan Fest Thursday afternoon.

Ross D. Franklin Associated Press Dale Earnhardt Jr. already has more than 570,000 followers on Twitter, even though he joined only after winning the Daytona 500.

The first year of a five-year partnership between the International Motor Sports Ass'n and FOX Sports brings a majority of TUDOR United SportsCar Championship events featuring live coverage on FOX Sports 1, as sanctioning body and network officials today announced the television schedule for the remainder of the 2014 season.

SP+ Gameday , in conjunction with Kurt Busch, driver of #41 SS Chevrolet for Stewart-Haas Racing, will recognize fallen U.S. Army Sgt.

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Supercross riders roll into Daytona International Speedway this weekend for a Turn on Ricky Carmichael's 5,000-ton dirt and sand monster of a playground, and according to Fox Sports 1 host Ralph Sheheen: "Some guys are chomping at the bit ... and some guys are waking every morning in a cold sweat."

TLD / MAVTV / Honda's Malcolm Stewart will race round 10 of the 2014 AMA Supercross Championship at the famed Daytona International Motor Speedway this Saturday, March 8th.

Mayor Bill de Blasio says New York City will stop challenging a law making it easier to bring racial profiling cases against police.

Dale Earnhardt Jr. and Kevin Harvick, the winners of the first two races of the NASCAR Sprint Cup Series, will get a double dose of racing action at Texas Motor Speedway during the upcoming Duck Commander 500 doubleheader weekend.

Rodney Childers wrestled for months with the decision to join Kevin Harvick at Stewart-Haas Racing.

Andretti Autosport announced this morning that Kurt Busch, driver of the No. 41 Haas Automation Chevrolet in the Sprint Cup Series, will attempt the Indianapolis 500 in a fifth entry for the IndyCar Series team.

Richard Childress Racing's NASCAR Sprint Cup Series history at Las Vegas Motor Speedway ... In 47 NASCAR Sprint Cup Series starts at Las Vegas Motor Speedway, Richard Childress Racing Chevrolets have earned seven top-five and 16 top-10 finishes with five different drivers - Clint Bowyer, Jeff Burton, Dale Earnhardt, Kevin Harvick and Mike Skinner.

Schedule: Friday, practice , qualifying ; Saturday, practice ; Sunday, 3 p.m. . Last week: Kevin Harvick raced to his second straight victory at Phoenix International Raceway, leading 224 of 312 laps.