The twenty cars formed on the grid under a hot Indiana sun. They completed the formation lap. Then, as they returned to their starting positions, fourteen of them peeled off into the pit lane and retired. The race began with only six cars: the Ferraris, Jordans, and Minardis, all using Bridgestone tires. The 100,000 spectators in the stands fell into a confused silence, which quickly curdled into a chorus of boos and the rain of beer cans onto the track.
The cause was a failure of Michelin tires on the banked Turn 13 during practice. The French tire manufacturer concluded its rubber could not safely withstand the forces on that corner for a full race distance. Michelin requested a chicane be installed to slow the cars. The governing body, FIA, and the rival Bridgestone teams refused. The Michelin teams—including championship leaders—felt they had no choice but to withdraw. The result was a hollow victory for Michael Schumacher in a Ferrari.
This event mattered as a pure breakdown of commercial and sporting governance. It was a clash between a safety imperative and the sanctity of sporting regulations, with paying fans as the collateral damage. The image of a nearly empty track at one of the world's most famous speedways damaged Formula One's reputation in the critical American market for years. The race was not a competition but a contractual obligation fulfilled under protest.
The legacy was a more formalized focus on tire supplier competition and safety consultations. It exposed the fragility of the spectacle when technical partnerships fail. For many American fans, it was their first and last Formula One race. The 2005 United States Grand Prix is remembered not for a drive to victory, but for a drive to the pits.