SPRINT CUP

SPRINT CUP
The fat lady hasnÕt sung yet, but she is offstage warming up for Jimmie Johnson to enter the record books as the first driver to win four championships in a row. But the next two races — at

Talladega and Martinsville —are tough tests.
For more from Mike SmithÕs NASCAR blog, go to lasvegassun.com/bloggity.