The 27 cars that will race on the 1.7-mile course downtown are testing tires made with rubber from a shrub that grows in the desert southwest.
Detroit Free Press, Detroit Free Press
Sat, 06/03/2023 - 9:04am
The 27 cars that will race on the 1.7-mile course downtown are testing tires made with rubber from a shrub that grows in the desert southwest.