Guenther Steiner believes some people within Ferrari will regret the team’s decision to part ways with Carlos Sainz. On the same weekend Lewis Hamilton and Charles Leclerc could only finish eighth and ninth in Ferrari’s latest underwhelming display at the Azerbaijan Grand Prix, Sainz claimed his first podium for Williams with an outstanding drive to third. The Spaniard, who won four races with Ferrari, subsequently signed for Williams. “I think some people in the team do,” former Haas team principal Steiner told The Red Flags podcast when asked if he thinks there is any regret within Ferrari to have let Sainz go. “Carlos Sainz, now with Williams, finished third, so it’s like, I guess the guy feeling best about it is Carlos Sainz.”Is Lewis Hamilton a worthwhile investment for Ferrari?