Formula 1 returned to the United States for the second annual Miami Grand Prix, and averaged 1.96 million viewers for the race window (3:30-5:15pm ET), ABC/ESPN reports. Overall, the ABC live telecast averaged a 0.90 Nielsen rating and 1.646m viewers, including the 90-minute pre-race show. It was the sec ond-largest U.S. live F1 TV audience on record, albeit slightly trailing last year’s Miami GP for the top spot all time (1.08/2.066m on ABC).