How much is too much 'have at it?'
DOVER, Del. -- So what exactly does "boys, have at it" mean? What does probation mean? And where is the line that NASCAR won't allow drivers to cross before it takes points away?
Tony Stewart wants to know.
Kevin Harvick wants to know.
Jimmie Johnson wants to know.
I want to know.
Many in the Sprint Cup garage want to know outside of Kyle Busch, who to nobody's surprise is taking the opposite stance of Harvick, who when ...
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