An epic qualifying has set up the prospect of a hugely intriguing race tomorrow in Canada.
We are bringing our live coverage to a conclusion for Saturday, but join us again tomorrow to follow all the action in the Canadian Grand Prix.
In the meantime, stay on Crash.net for all the best reaction and news following that thriller.
What happened to the pace of Russell's teammate Hamilton? He ends up down in seventh after others improve.
Norris and Piastri take third and fourth with Ricciardo an impressive fifth.
Alonso nips in ahead of Hamilton to snatch sixth, with Tsunoda, Stroll and Albon completing the top-10.
Unbelievable! Russell has beaten to Verstappen to pole in Canada but they have posted identical lap times so Russell takes pole due to setting the lap first! Incredible
Can Russell hold onto what would be just his second F1 pole? Or can somebody - perhaps Mercedes teammate Hamilton - challenge him?
Final runs of Q3 are starting now.
It's Russell once again setting the pace in Q3. He goes fastest on a 1m12.000s which is slower than his best lap in Q2.
Hamilton slots into second, 0.280s behind. Verstappen is another tenth adrift in third.
Piastri sits fourth ahead of the Aston Martin duo of Fernando Alonso and Lance Stroll.
The top-10 shootout is underway as the threat of rain continues to linger in the air.
Who will claim pole position in Canada? It's time to find out.
A shocker for Ferrari as both Leclerc and Sainz drop out of qualifying with times only good enough for 11th and 12th.
Also out are Sargeant, Magnussen and Gasly.
Russell leads a Mercedes 1-2 ahead of Hamilton in Q2.
Russell has a big slide through the exit of Turn 4 but manages to keep his Mercedes out of the wall.
Verstappen does manage to find improvement on his next lap, but it's only good enoiugh for ninth.
He is then bumped down to 10th by Sainz...
Russell leads the way from Piastri and Mercedes teammate Hamilton in the early stages of Q2.
Verstappen is down in 11th but there's still plenty of time to get more laps in, providing the rain holds off...
Green light and Q2 is go. Another big queue at the end of the pitlane with drivers keen to make the most of the dry track conditions.
Fans are scrambling to get their raincoats and ponchos on. Is rain on the way?
Perez has been eliminated in Q1 for the second race running.
It's a disaster for the Red Bull driver, who is knocked out in 16th.
Bottas, Ocon, Hulkenberg and Zhou are also out of qualifying.
Verstappen ended up fastest with an improvement right at the end.
Hamilton now goes fastest as the track continues to grip up.
Norris is second and Russell third.
Verstappen is only 10th at the moment.
The drivers currently in the drop zone are Piastri, Perez, Gasly, Ocon and Zhou.
There's still time for anothe run - and the rain is holding off for the time being.
Times changing all the time as drivers hurry to get quick laps in on soft tyres before the expected rain comes.
Verstappen currently tops the timesheets, ahead of Norris and Stroll.
Q1 gets underway and the weather has changed dramatically. It is not raining yet, but some threatening dark clouds are lingering around the vicinity of the circuit.
We are 15 minutes away from the start of qualifying.
It remains dry at the Circuit Gilles Villeneuve. Will it stay that way throughout the session?
Well that has set things up nicely heading into what promises to be an intriguing qualifying in Montreal.
Will it stay dry? And can Mercedes really challenge for pole position? We will find out later this evening at 9pm.
The chequered flag is out and that's FP3 finished, with Hamilton's brilliant lap keeping him on top.
Verstappen did manage to improve again late on, but could only get within 0.374s of Hamilton's effort.
Russell is third, four tenths slower than his teammate, with Stroll and Piastri completing the top five.
Despite his complaints, Verstappen improves to go second. He is still some six tenths adrift of pacesetter Hamilton.
"The car is jumping up and down a lot. Especially braking into turn one. Also turn three and four."
After briefly being dislodged by Mercedes teammate Russell, Hamilton returns to the top of the order with a huge lap.
He sets a 1m12.549s to go SEVEN TENTHS clear of Russell.
Verstappen, meanwhile, goes third, before being pipped by Ricciardo.
Just over 10 minutes left of FP3 and there's time for a final flurry of soft tyre laps.
Time to see where everyone is going into qualifying later...