DRIVE4COPD 300

(Photo by Matthew Stockman/Getty Images)

Kyle Larson, driver of the #32 Clorox Chevrolet, and Brian Scott, driver of the #2 Shore Lodge Chevrolet, are involved in an incident at the finish of the NASCAR Nationwide Series DRIVE4COPD 300 at Daytona International Speedway on February 23, 2013 in Daytona Beach. (Photo by Matthew Stockman/Getty Images)

DRIVE4COPD 300

(Photo by Todd Warshaw/Getty Images)

Tony Stewart, driver of the #33 Oreo/Ritz Chevrolet, and NASCAR Nationwide Series Director Joe Balash looks at the debris of the #32 Clorox Chevrolet, driven by Kyle Larson, following an incident at the finish of the NASCAR Nationwide Series DRIVE4COPD 300 at Daytona International Speedway on February 23, 2013 in Daytona Beach. (Photo by Todd Warshaw/Getty Images)

DRIVE4COPD 300

(Photo by Chris Graythen/Getty Images)

Kyle Larson, driver of the #32 Clorox Chevrolet, and Brad Keselowski, driver of the #22 Discount Tire Dodge, are involved in an incident at the finish of the NASCAR Nationwide Series DRIVE4COPD 300 at Daytona International Speedway on February 23, 2013 in Daytona Beach. (Photo by Chris Graythen/Getty Images)

DRIVE4COPD 300

(Photo by Chris Graythen/Getty Images)

Kyle Larson, driver of the #32 Clorox Chevrolet, Justin Allgaier, driver of the #31 Brandt Chevrolet, Brian Scott, driver of the #2 Shore Lodge Chevrolet, Parker Kligerman, driver of the #77 Bandit Chippers Toyota, and Brad Keselowski, driver of the #22 Discount Tire Dodge, are involved in an incident at the finish of the NASCAR Nationwide Series DRIVE4COPD 300 at Daytona International Speedway on February 23, 2013 in Daytona Beach. (Photo by Chris Graythen/Getty Images)

DRIVE4COPD 300

(Photo by Jonathan Ferrey/Getty Images)

Emergency officials remove an injured fan from the stands following an incident at the finish of the NASCAR Nationwide Series DRIVE4COPD 300 at Daytona International Speedway on February 23, 2013 in Daytona Beach. (Photo by Jonathan Ferrey/Getty Images)

DRIVE4COPD 300

(Photo by Todd Warshaw/Getty Images)

Officials gather debris from an incident at the finish of the NASCAR Nationwide Series DRIVE4COPD 300 at Daytona International Speedway on February 23, 2013 in Daytona Beach. (Photo by Todd Warshaw/Getty Images)

DRIVE4COPD 300

(Photo by Jerry Markland/Getty Images)

Kyle Larson, driver of the #32 Clorox Chevrolet, Justin Allgaier, driver of the #31 Brandt Chevrolet, Brian Scott, driver of the #2 Shore Lodge Chevrolet, Parker Kligerman, driver of the #77 Bandit Chippers Toyota, and Brad Keselowski, driver of the #22 Discount Tire Dodge, are involved in an incident at the finish of the NASCAR Nationwide Series DRIVE4COPD 300 at Daytona International Speedway on February 23, 2013 in Daytona Beach. (Photo by Jerry Markland/Getty Images)

DRIVE4COPD 300

(Photo by Chris Graythen/Getty Images)

Kyle Larson, driver of the #32 Clorox Chevrolet, Brad Keselowski, driver of the #22 Discount Tire Dodge, and Nelson Piquet Jr., driver of the #30 Worx Chevrolet, are involved in an incident at the finish of the NASCAR Nationwide Series DRIVE4COPD 300 at Daytona International Speedway on February 23, 2013 in Daytona Beach. (Photo by Chris Graythen/Getty Images)

DRIVE4COPD 300

(Photo by Matthew Stockman/Getty Images)

Kyle Larson, driver of the #32 Clorox Chevrolet, gets out of his car following an incident at the finish of the NASCAR Nationwide Series DRIVE4COPD 300 at Daytona International Speedway on February 23, 2013 in Daytona Beach. (Photo by Matthew Stockman/Getty Images)

DRIVE4COPD 300

(Photo by Matthew Stockman/Getty Images)

Kyle Larson, driver of the #32 Clorox Chevrolet, and Regan Smith, driver of the #7 Clean Coal Chevrolet, are involved in an incident at the finish of the NASCAR Nationwide Series DRIVE4COPD 300 at Daytona International Speedway on February 23, 2013 in Daytona Beach. (Photo by Matthew Stockman/Getty Images)

DRIVE4COPD 300

(Photo by Mike Ehrmann/Getty Images)

Kasey Kahne, driver of the #5 Great Clips Chevrolet, Danny Efland, driver of the #4 Flex Seal Chevrolet, Jamie Dick, driver of the #55 Viva Motorsports Chevrolet, Michael Annett, driver of the #43 Pilot Ford, Johanna Long, driver of the #70 Foretravel Chevrolet, Mike Bliss, driver of the #19 G-Oil Ford, and Hal Martin, driver of the #44 American Custom Yachts Toyota, are involved in an incident during the NASCAR Nationwide Series DRIVE4COPD 300 at Daytona International Speedway on February 23, 2013 in Daytona Beach. (Photo by Mike Ehrmann/Getty Images)

DRIVE4COPD 300

(Photo by Jonathan Ferrey/Getty Images)

Kyle Larson, driver of the #32 Clorox Chevrolet, Justin Allgaier, driver of the #31 Brandt Chevrolet, Brian Scott, driver of the #2 Shore Lodge Chevrolet, Parker Kligerman, driver of the #77 Bandit Chippers Toyota, and Brad Keselowski, driver of the #22 Discount Tire Dodge, are involved in an incident at the finish of the NASCAR Nationwide Series DRIVE4COPD 300 at Daytona International Speedway on February 23, 2013 in Daytona Beach. (Photo by Jonathan Ferrey/Getty Images)