Good morning. We have qualifying and racing all in one day today Teams must qualify on the primary tires and start the race on a primary set.

Here, as of now, is Sunday’s schedule. Times are Central. Schedule is subject to change.

7 a.m. – Parking lots open.

7:30 a.m. –  Spectator gates open. Paddock and Gateway Garage Experience open.

8 a.m. – Vintage Indy Registry exhibition laps.

9 a.m. — USAC Silver Crown Series OUTFRONT 100 practice.

10 a.m. — NTT INDYCAR SERIES Bommarito Automotive Group 500 presented by Axalta and Valvoline qualifying.

12:20 p.m. — USAC Silver Crown Series OUTFRONT 100 (80 laps, 100 miles).

1:45 p.m. – Law enforcement appreciation parade laps.

2 p.m. — NTT INDYCAR SERIES Bommarito Automotive Group 500 presented by Axalta and Valvoline driver introductions.

2:19 p.m. – Invocation and national anthem.

2:22 p.m. – Command for drivers to cars.

2:35 p.m. – NTT INDYCAR SERIES Bommarito Automotive Group 500 presented by Axalta and Valvoline (260 laps, 325 miles).

After practice, several drivers said they did not notice much difference between the primary and alternate tire. We will see how it plays out in the race.

It appears that Marcus Ericsson will use a backup tub which belongs to one of his teammates.

I will be back with a full day wrap up this evening..