Ferrari ended Red Bull’s invincible streak with a fine win at the Singapore Grand Prix with Carlos Sainz.Sainz held onto the win despite coming under immense pressure from Mercedes duo George Russell and Lewis Hamilton.It was a sensational race with just two seconds covering the top four in the closing part of the race.On the contrary, Red Bull endured their worst weekend of the year as both Max Verstappen and Sergio Perez failed to make Q3.Verstappen recovered to finish P5, while Perez classified eighth, however neither driver was in contention for the victory.“I think they [Red Bull] have been so…