Ex-Formula 1 driver Nelson Piquet Jr. will make his NASCAR Sprint Cup debut for Randy Humphrey Racing in this weekend's Watkins Glen round.Piquet rebuilt his career in NASCAR's Truck and Nationwide Series after losing his Renault F1 seat in mid-2009, but he has mainly focused on America's Global Rallycross Championship...

The NASCAR Sprint Cup field will be below its traditional 43-car mark for the first time in nearly 13 years at Kentucky Speedway this weekend. The series has often been attracting entries of more than its 43-car starting limit this year, resulting in drivers failing to make the cut, but...