Former Formula 1 CEO Bernie Ecclestone believes Audi F1 driver Gabriel Bortoleto "will be a threat" to his experienced team-mate Nico Hulkenberg as the German brand begins its first season this year. <br>Audi's entry into the championship this year has been highly anticipated by fans since the takeover of the Sauber team. While the four rings of the brand have been seen in a number of promotional ...<a class='more' href='https://www.motorsport.com/f1/news/bernie-ecclestone-hypes-gabriel-bortoleto-for-audis-first-season-potential-future-world-champion/10800543/?utm_source=RSS&utm_medium=referral&utm_campaign=RSS-F1&utm_term=News&utm_content=www'>Keep reading</a>