Leclerc gets past Vettel into Turn 1 for seventh.
Russell, Sainz, Hamilton, Perez, Alonso, Bottas, Vettel, Leclerc, Ocon, Gasly, Verstappen, Norris, Zhou, Schumacher, Stroll, Tsunoda, Albon and Latifi.
Russell pits on the next lap. He's on course for his first grand prix victory.
It's his day so far.
Hamilton pits for new softs in response to Perez.
Russell, Hamilton, Perez, Sainz, Ocon, Verstappen, Alonso, Schumacher, Stroll, Bottas, Vettel, Gasly, Leclerc, Albon, Zhou, Norris, Tsunoda and Latifi.
A host of pit stops in the midfield - Bottas, Vettel and Norris all switch to soft tyres.
After a duel on the previous lap, Hamilton overtakes Perez into Turn 1 for second. Could we be on for a Mercedes 1-2 here?
Leclerc overtakes Norris around the outside of Turn 1.
Hamilton is now in DRS range of Perez for second.
Leclerc is now running right behind Norris - the driver that punted him off at the SC restart.
Russell, Perez, Hamilton, Sainz, Bottas, Vettel, Ocon, Norris, Leclerc, Schumacher, Verstappen, Stroll, Alonso, Tsunoda, Albon, Gasly, Zhou and Latifi.
New mediums for Sainz and he rejoins in fourth ahead of Bottas.
Things are getting darker at Interlagos. Is rain on the way?
Leclerc overtakes Schumacher into Turn 1 for 12th.
Verstappen is currently running in 15th behind Stroll.
Hamilton is the fastest man on track - 1s quicker than Russell on the last lap.
Russell, Perez, Sainz, Hamilton, Alonso, Bottas, Vettel, Ocon, Gasly, Norris, Zhou, Schumacher, Leclerc, Tsunoda, Stroll, Verstappen, Albon and Latifi.
He rejoins in fourth - 15.2s off leader Russell.
Vettel overtakes Gasly into Turn 1 for eighth. He's 1.7s behind Bottas ahead in the battle for seventh - but also the battle for sixth in the constructors' championship.
Bottas overtakes Gasly into Turn 1 with the use of DRS for seventh.
Vettel is now right behind the AlphaTauri driver.
Hamilton, Russell, Vettel, Perez, Sainz, Stroll, Alonso, Albon, Gasly, Zhou, Bottas, Ocon, Norris, Schumacher, Tsunoda and Leclerc.
Russell, Norris, Bottas and Ocon all switch to the mediums.
Costly for Perez as he's rejoined right behind Bottas - who he finally gets ahead of.
Perez pits for medium tyres. He rejoins in sixth ahead of Sainz.
A great series of overtakes from Sainz as he cuts through Schumacher, Stroll and Albon.
"The tyres are very good. Lets go long. Lets go long."