Indianapolis Motor Speedway will host 135,000 racing fans for the Indianapolis 500 on Sunday and the sold-out crowd will represent a big step forward as North American sports continue to turn the page on the COVID-19 pandemic. "We've hit our capacity for this year's Indianapolis 500 and look forward to hosting 135,000 fans at the world's largest sporting event since the pandemic began," race organizers said on Thursday. "We're thrilled to welcome fans 'Back Home Again' and appreciate our loyal customers and their