DAYTONA BEACH, Fla. -- Memorable moments aren't always happy moments. Sometimes, what we remember the most are the darkest of tragedies.
If there is one Daytona 500 that no NASCAR fan will ever forget, it's the day six years ago when Dale Earnhardt lost his life.
That tragic occurrence changed NASCAR forever. The sport's biggest star was gone.
But it also was a catalyst for positive changes, causing a revolution from a safety perspective and bringing a greater ...
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