On Sunday at Talladega, defending NASCAR Sprint Cup champ Tony Stewart set off a 25-car wreck, which somehow Matt Kenseth avoided, allowing him to come away with the win under caution. Fortunately this huge pile-up didn't lead to any infield confrontations, but quite often they do.
The NASCAR circuit has produced its fair share of high-profile feuds over the years (many involving Stewart). Most of the time, these disputes are settled with a few choice words and some mild jostling. On the other hand, it's never a huge surprise when two drivers come to blows after trading paint. Here's a look at a few of NASCAR's most memorable confrontations: