Former Haas Formula 1 team principal Guenther Steiner has delivered a scathing assessment of Aston Martin's performance at the Barcelona-Catalunya Grand Prix, branding its current campaign "not acceptable".<br>Speaking on The Red Flags Podcast, Steiner did not mince his words when asked to name his biggest disappointment of the Barcelona race weekend. The Silverstone outfit endured a torrid time ...<a class='more' href='https://www.motorsport.com/f1/news/guenther-steiner-delivers-brutal-aston-martin-verdict-not-f1-standards-anymore/10831546/?utm_source=RSS&utm_medium=referral&utm_campaign=RSS-F1&utm_term=News&utm_content=www'>Keep reading</a>