2018 Detroit Grand Prix: What to know about the races

2018 Chevrolet Detroit Gran Prix presented by Lear
When: Friday through Sunday.
Where: Belle Isle, Detroit.
TV: ABC for race on Saturday and Sunday.
Weather forecast: Friday, thunderstorms, 82 degrees; Saturday, partly cloudy, 71 degrees; Sunday, clouds in the morning move out in the afternoon, 71 degrees.
Tickets: Friday's events are free. Prices range from $40 for one day to $155 for front row chairs for Saturday and Sunday. More ticket information available at detroitgp.com.
2017 winners: Graham Rahal won both races.
Schedule: Friday
7:30 a.m.: Gates open
7:30: Trans Am Series Practice 1
8:15: IMSA WeatherTech Sports Car Championship Practice 1 (Prototype/GT Daytona)
10:05: SPEED Energy Stadium SUPER Truck Series - Practice & Qualifying
11:20: Verizon IndyCar Series Practice 1
12:20 p.m.: Trans Am Series Practice 2
1:05: IMSA WeatherTech SportsCar Championship Practice 2 (Prototype/GT Daytona)
3:15: Verizon IndyCar Series Practice 2
4:05: Verizon IndyCar Series Pit Stop Practice
4:35: Trans Am Series Qualifying - Race 1
5:20: IMSA WeatherTech SportsCar Championship Qualifying (Prototype/GT Daytona)
Saturday
7:30 a.m.: Gates open
8:00: IMSA WeatherTech SportsCar Championship Warm-Up (P/PC/GT Daytona)
8:45: 3-Dimensional Services Muscle Car Challenge (Trans Am Series Race 1)
10:05: SPEED Energy Stadium SUPER Truck Series - Race 1
10:55: Verizon IndyCar Series - Qualifying for Dual I
12:30 p.m.: Chevrolet Sports Car Classic (IMSA WeatherTech Sports Car Championship Race)
3:30: Chevrolet Dual in Detroit - Dual I (VICS Race #1)
Sunday
8 a.m.: Gates open
10:45: Verizon IndyCar Series Qualifying - Dual II
11:45: 3-Dimensional Services Motor City Dash (Trans Am Series Race 2)
2:05 p.m.: SPEED Energy Stadium SUPER Truck Series- Race 2
3:30: Chevrolet Dual in Detroit - Dual II
