Connor Zilisch is on the pole for Saturday's Focused Health 250 NASCAR Xfinity Series race at the Circuit of the Americas in Austin, Texas. Zilisch led Friday's practice by a half-second over second place Jesse Love,

NASCAR Cup Series season opened with two of its fastest speedways and two of its biggest stars -- William Byron and Christopher Bell -- taking early season wins to assert themselves as among the drivers to beat.

NASCAR returns to Austin's Circuit of the Americas on February 28-March 2. If you've never been to a NASCAR race, here's what to know.