Norris takes second from Verstappen at Turn 17. Verstappen lunged back but ran wide.
So, it's Antonelli leading with a new fastest lap, while Norris is about 1.5s back in second ahead of Verstappen.
Colapinto is yet to stop in fourth.
Russell has just taken fifth from Leclerc. Piastri is seventh after his stop ahead of Hamilton, Ocon and Bortoleto.
Antonelli has taken the lead from Verstappen at Turn 11. That was an easy move for the Mercedes.
Piastri does pit. Verstappen now leads the grand prix but he has Antonelli and Norris right behind him.
Piastri is boxing this lap.
Hamilton in.
Norris comes in, Piastri leads at the start of lap 27.
Verstappen is now through to second.
Norris rejoins in fourth - he's lost a place to Antonelli! That's huge for Mercedes.
Norris is being told to box.
Bearman has pitted too. He's out in 14th.
Norris now leads a McLaren 1-2, so Norris will probably be in this lap to cover that Antonelli stop.
Antonelli pits at the end of lap 26 for hard tyres. Verstappen gets ahead of Hamilton at Turn 17, so is now third.
Bortoleto is told this light rain will last about five laps.
Verstappen had a look on Hamilton's inside at Turn 11, but Hamilton has it covered.
Those two collided there in the sprint.
Verstappen is closing in on Hamilton for fourth. If the leaders stop soon, Verstappen will take the lead. He's 17s behind Norris right now.
Norris' lead holds steady at around two seconds from Antonelli.
Norris: "Quite a few spots of rain here now".
There are some small spots of rain falling now!
It's only light. Norris still leads, but is now 1.9s ahead of Antonelli.
Russell gets a move done on Albon into Turn 11. That's him up to eighth. Leclerc follows through too.
Norris continues to lead Antonelli on lap 24.
Leclerc is down in 10th as he and Russell try to clear traffic.
Leclerc asks Ferrari to "speak with me" the next time his team makes a decision.
McLaren has warned Piastri the rain "could get heavy" in a few laps.
Norris leads Antonelli by 2.5s from Piastri, Hamilton and Verstappen.
It's definitely darker out there now. Nervous time for the teams.
NFA on Verstappen/Albon. Sensible.
Leclerc asks: "Why did we stop? When is the rain?".
The problem with those who have stopped now is if it rains heavier in the next few minutes.
