What is going on with Red Bull’s flappy F1 rear wing

Not for the first time this season, Red Bull’s mechanics could once again be seen fixing a problem with the DRS actuator and mechanism during Free Practice 2 in Qatar on Friday evening.
The failure is easily identifiable when the car is out on track, as the rear wing’s top flap begins oscillating at high speed when the DRS is active. In Qatar FP2 it was Sergio Perez’s car that was affected …Keep reading