Former IndyCar driver and F1 TV presenter James Hinchcliffe believes Carlos Sainz is facing a "defining moment" in his career after joining Williams.<br>The Spaniard was left looking for a new seat after he was replaced at Ferrari by seven-time champion Lewis Hamilton from 2025. After weighing up multiple options, Sainz ultimately signed with Williams.<br>The Grove outfit is currently battling ...<a class='more' href='https://www.motorsport.com/f1/news/carlos-sainz-faces-defining-moment-at-williams-says-james-hinchcliffe/10807592/?utm_source=RSS&utm_medium=referral&utm_campaign=RSS-F1&utm_term=News&utm_content=www'>Keep reading</a>