How did the stewards determine which horse had won the race Sea biscuit?

The stewards determined the winner of the race involving Seabiscuit by reviewing the race footage and considering the official finish line order. In close races, they examine the photo finish and timing data to ensure accuracy. In the case of Seabiscuit, they confirmed his victory based on the evidence presented, which showed he crossed the finish line ahead of his competitors. Ultimately, the stewards' decision was grounded in careful analysis of the race’s conclusion.