Representative long runs are rare on a Formula 1 sprint weekend, but since practice in Miami was extended to 90 minutes with a view to the 2026 regulation changes, this time a substantial body of data was gathered – including plenty of running with heavy fuel loads.<br>This allows for significantly more precise conclusions about the true competitive order for the sprint as well as Sunday’s ...<a class='more' href='https://www.motorsport.com/f1/news/the-miami-gp-long-runs-mercedes-leads-challengers-on-the-rise/10817059/?utm_source=RSS&utm_medium=referral&utm_campaign=RSS-F1&utm_term=News&utm_content=www'>Keep reading</a>