WATKINS GLEN, N.Y. — Teenage racing phenom Connor Zilisch delivered on the hype of his NASCAR Xfinity Series debut in a major way Saturday, winning at the Watkins Glen International road course after he stretched the fuel of his No. 88 car enough to take the checkered flag.
Zilisch, a North Carolina racing prodigy trained in Europe, was born in July 2006 and recently turned 18 — the minimum age to be licensed to drive in the Xfinity Series, which is NASCAR’s version of Triple-A baseball.
“I don’t even have words,” an emotional Zilisch said after the race. “I...