(NewsNation) — A sold-out crowd of about 350,000 will eagerly watch to see who crosses the Indy 500 race finish line first at the Indianapolis Motor Speedway on Sunday.

When the 109th champion is crowned at Victory Lane, he can expect to chug a refreshing drink of a nice, cold glass of... milk. Not water, but milk.

The tradition started in 1936 when driver Louis Meyer drank buttermilk in Victory Lane when he was hot and thirsty after the race. Over a century later, the custom is synonymous with racing culture.

Each year, two Indiana dairy farmers carry out the tradition. This year, for only the second time in history, the milk presenters will both be women: rookie Ashley Stockwell and veteran milk presenter Abbie Herr.

“My daughters, they definitely think I'm a little bit cooler. And I

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