A mechanic adjusts a windshield wiper during the Russian Weekend Drags races of U.S. retro and muscle cars in Bykovo outside Moscow, Russia May 16, 2021. REUTERS/Maxim Shemetov 

A participant's Chevrolet Bel Air fails to start during the Russian Weekend Drags races of U.S. retro and muscle cars in Bykovo outside Moscow, Russia May 16, 2021. REUTERS/Maxim Shemetov 

A woman looks on as she sits on a motorcycle next to the U.S. national flag during the Russian Weekend Drags races of U.S. retro and muscle cars, in Bykovo, outside Moscow, Russia May 16, 2021. REUTERS/Maxim Shemetov 

Participants compete in the Russian Weekend Drags races of U.S. retro and muscle cars in Bykovo outside Moscow, Russia May 16, 2021. REUTERS/Maxim Shemetov 

A participant looks on during the Russian Weekend Drags races of U.S. retro and muscle cars, in Bykovo, outside Moscow, Russia May 16, 2021. REUTERS/Maxim Shemetov 

A participant competes in the Russian Weekend Drags races of U.S. retro and muscle cars in Bykovo outside Moscow, Russia May 16, 2021. REUTERS/Maxim Shemetov 

A participant competes in the Russian Weekend Drags races of U.S. retro and muscle cars in Bykovo outside Moscow, Russia May 16, 2021. REUTERS/Maxim Shemetov 

A helmet is seen inside a car before the Russian Weekend Drags races of U.S. retro and muscle cars in Bykovo outside Moscow, Russia May 16, 2021. REUTERS/Maxim Shemetov TPX IMAGES OF THE DAY 

A participant competes in the Russian Weekend Drags races of U.S. retro and muscle cars in Bykovo outside Moscow, Russia May 16, 2021. REUTERS/Maxim Shemetov 

Participants compete in the Russian Weekend Drags races of U.S. retro and muscle cars in Bykovo outside Moscow, Russia May 16, 2021. Picture taken with a drone. REUTERS/Maxim Shemetov 

A participant looks on during the Russian Weekend Drags races of U.S. retro and muscle cars in Bykovo outside Moscow, Russia May 16, 2021. REUTERS/Maxim Shemetov 

A staff member waters the wheels of a participant's car during the Russian Weekend Drags races of U.S. retro and muscle cars, in Bykovo, outside Moscow, Russia May 16, 2021. REUTERS/Maxim Shemetov 

A staff waters the wheels of a participant's car during the Russian Weekend Drags races of U.S. retro and muscle cars in Bykovo outside Moscow, Russia May 16, 2021. REUTERS/Maxim Shemetov 

A participant competes in the Russian Weekend Drags races of U.S. retro and muscle cars in Bykovo outside Moscow, Russia May 16, 2021. REUTERS/Maxim Shemetov 

Cars are seen at a parking before the Russian Weekend Drags races of U.S. retro and muscle cars in Bykovo outside Moscow, Russia May 16, 2021. REUTERS/Maxim Shemetov