Tyre pressure issue caused “bitter” Canadian GP qualifying for Vettel

Vettel was third fastest in the wet FP3 session on Saturday and looked well set for a good result come qualifying.

However, the four-time world champion then struggled from the off in the soaking Q1 session, complaining on the radio that the car felt completely different.

He was left languishing in 17th place, just ahead of team-mate Lance Stroll, who faced a similar struggle.

Immediately after the session Vettel was unable to pinpoint what went wrong.

“We don’t know yet,”…