Ricciardo, Renault were "scratching our heads" during 2019 F1 lows - Autosport

Daniel Ricciardo admits he and his Renault Formula 1 team were left "scratching our heads" at some of the lows they endured during the 2019 season

Read more: Ricciardo, Renault were "scratching our heads" during 2019 F1 lows - Autosport