Percikan api terlihat saat terjadi serempetan di arena perlombaan balap Nascar Truck Series di Daytona International Speedway di Daytona Beach (16/2). (AP Photo/Darryl Graham)
John H. Nemechek dari Chevrolet Fleetwing Corporation dan Grant Enfinger Champion Power Equipment memimpin perlombaan balap Nascar Truck Series di Daytona International Speedway di Daytona Beach (16/2). (AP Photo/Darryl Graham)
Mobil Clay Greenfield menabrak dinding saat perlombaan balap Nascar Truck Series di Daytona International Speedway di Daytona Beach (16/2). (AP Photo/Darryl Graham)
Mobil truk Jennifer Jo Cobb terbakar setelah mengalami kecelakaan dalam perlombaan balap Nascar Truck Series di Daytona International Speedway di Daytona Beach (16/2). (AP Photo/Darryl Graham)
Kondisi mobil truk Jennifer Jo Cobb yang terbakar setelah mengalami kecelakaan dalam perlombaan balap Nascar Truck Series di Daytona International Speedway di Daytona Beach (16/2). (AP Photo/Darryl Graham)
Sejumlah pembalap memacu mobilnya saat mengikuti perlombaan balap Nascar Truck Series di Daytona International Speedway di Daytona Beach (16/2). (Robert Laberge/Getty Images/AFP)
Mobil truk Jennifer Jo Cobb terbakar setelah mengalami kecelakaan dalam perlombaan balap Nascar Truck Series di Daytona International Speedway di Daytona Beach (16/2). (Robert Laberge/Getty Images/AFP)