Sergio Perez is potentially entering his final few races as a Red Bull Formula 1 driver if he does not improve his form. Despite calls to drop him during the summer break because he was starting to cost them valuable points in the Constructors’ Championship, Red Bull decided to stay with Sergio Perez because they felt he could improve with a better car. Red Bull’s RB20 has not been the easiest car to drive in recent races, as evidenced by the fact that Max Verstappen’s last win came at the Spanish Grand Prix in June. McLaren CEO Zak Brown believes his team will overtake Red Bull in the Constru…