Ranking the world's best 10 drivers

Jimmie Johnson won his fourth consecutive Sprint Cup championship, but how much weight does that carry in Terry Blount's rankings of the world's best drivers? Plenty.

...by Robert Laberge/Getty Images) CAPTION: Nov. 15, 2009; Pomona, CA, USA; NHRA top fuel driver Tony Schumacher celebrates his 7th top fuel championship following the semifinal round of eliminations at the Auto Club...