Red Bull still “need to improve” to fend off quicker Ferrari

Verstappen took his sixth win in nine races, strengthening his grip on the championship lead, which has grown to 46 points on team-mate Sergio Perez and 49 points on Ferrari challenger Charles Leclerc.

While Verstappen’s Canada weekend was boosted by Leclerc’s grid penalty, which took the Ferrari driver out of contention, the Dutchman still had his work cut out to defeat the second Ferrari of Carlos Sainz, who hounded him over the final 20 laps.

Sainz seemed to enjoy a…