If they have completed more than half the laps then a winner is declared but if they have done under half then the race is completed on the next available non-rain day.
The first race on May 30, 1911 was called the Indianapolis 500-Mile Race a/k/a International 500-Mile Sweepstakes Race. The race is now known as the Indianapolis 500.
A car called Marmon Wasp won the first Indianapolis 500 in 1911.
The Indy 500---
The popular Indianapolis 500 is very similar to the Daytona 500. The Indianapolis 500 is a 500 mile race in which the people who are racing drive in cars.
"Indy" or "Circle City,"
The cars used in the Indianapolis 500 are called "Indy cars."
May is the month for the Indianapolis 500. Time trials are in early May and the race is Memorial Day weekend.
The State of Indiana hosts the Indianapolis 500.
Ethanol is the fuel used in the Indianapolis 500.
The Indianapolis 500 car race is held in Indianapolis, Indiana every Memorial Day weekend.
Kenny Brack won the 1999 Indianapolis 500.
Johnny Rutherford won the 1974 Indianapolis 500.