<a href="https://en.wikipedia.org/wiki/Richard_Petty" id="mwARg" rel="mw:WikiLink" title="Richard Petty">Richard Petty</a> wins a then-record <a href="https://en.wikipedia.org/wiki/1979_Daytona_500" id="mwARk" rel="mw:WikiLink" title="1979 Daytona 500">sixth</a> <a href="https://en.wikipedia.org/wiki/Daytona_500" id="mwARo" rel="mw:WikiLink" title="Daytona 500">Daytona 500</a> after leaders <a href="https://en.wikipedia.org/wiki/Donnie_Allison" id="mwARs" rel="mw:WikiLink" title="Donnie Allison">Donnie Allison</a> and <a href="https://en.wikipedia.org/wiki/Cale_Yarborough" id="mwARw" rel="mw:WikiLink" title="Cale Yarborough">Cale Yarborough</a> crash on the final lap of the first <a href="https://en.wikipedia.org/wiki/NASCAR" id="mwAR0" rel="mw:WikiLink" title="NASCAR">NASCAR</a> race televised live flag-to-flag.