According to the Associated Press, Leffler, 37, crashed at the 5/8-mile, high-banked dirt track and was transported to a hospital where he was pronounced dead shortly after 9 p.m. ET. Shortly after that, NASCAR issued a statement.
“NASCAR extends its thoughts, prayers and deepest sympathies to the family of Jason Leffler who passed away earlier this evening. For more than a decade, Jason was a fierce competitor in our sport and he will be missed,” the statement read.
Reaction in the racing community on Twitter was swift, as well.
Still unbelievable this mornin. Prayin for Jason's family and son!! And the racing community!! Great father and racer!! Loved it all!