Kurt Busch Leads In Michigan

The 3M Performance 400 is starting to wind down. There are 50 laps and one more round of pit stops remaining between now and the checkered flag. Kurt Busch has been the class of the field since shortly past the halfway point. Jeff Gordon is running second and closing in on the lead. The rest of the top five are Jimmie Johnson, Denny Hamlin and Dale Earnhardt Jr.