2017 Brazilian Formula 1 Grand Prix - First free practice

13:31
We will be back for FP2 at 14:00 local time!
13:31
Stay tuned to the website for a full report, results, news and photos
13:31
Mercedes finishes a chunk clear of Ferrari and Red Bull...
13:31
Hamilton remains on top, ahead of team-mate Bottas
13:31
Chequered flag
13:31
"I'm struggling to see with the flatspots," reports Bottas - so that could explain him running wide a few moments ago
13:28
Replays show Bottas drifting wide and over the kerbs at Megulho
13:28
13:26
Replays show Vettel getting held up by Sainz Jr. through the Senna 'S' - Vettel waved his hand in the air in frustration as he drove past
13:25
Verstappen swears when asked about the state of his tyres - he is struggling for grip in this session
13:24
Russell continues to find time on his F1 practice debut:
13:20
Verstappen is given some instructions by his engineer, to which he responds, "I'm trying, but if there is no grip..."
13:15
Most drivers have settled into longer runs, with the session drawing to a close
13:12
13:10
Vandoorne pits for a nose change - that'll be a back-to-back comparison
13:09
Vandoorne, running McLaren's latest updates, is back ahead of team-mate Alonso - they hold eighth and 10th respectively
13:06
Replays show Russell locking up heavily in the middle sector of the lap, leaving him with a big flat-spot
13:06
Russell is up to 13th, around a second away from regular driver Ocon
13:02
Top 10 update: HAM, BOT, RAI, VER, RIC, VET, MAS, ALO, VAN, STR
13:00
Confirmation from Toro Rosso that Gasly's session is over:
13:00
Hamilton takes to the grass to avoid contact
12:59
Replays show Hulkenberg and Hamilton getting very close at Juncao
12:56
Toro Rosso's day is not going well - Gasly's car is up on jacks and in two pieces, while Hartley is stuck in the infield
12:55
Another moment for Vettel, this time through the Senna 'S'
12:55
All of these lap times are coming on the Super Soft tyre compound, as drivers begin to push the limits
12:55
Verstappen goes fourth, splitting the Ferrari drivers
12:53
Hamilton is back on top - he clocks a 1:09.202 to lower the track record again
12:52
Replays show Alonso sliding his way out of Bico de Pato
12:50
Hamilton has also made the switch to the red-marked rubber...
12:50
Bottas, on Super Softs, edges ahead of Hamilton with a 1:09.329
12:47
12:42
They have all taken on an eighth MGU-H, meaning a 10-place penalty
12:42
Penalty news: Red Bull's Daniel Ricciardo and the Toro Rosso drivers are set for grid drops this weekend: https://www.gpupdate.net/en/f1-news/360788/ricciardo-str-set-for-brazil-grid-penalties/
12:37
12:35
Russell, running with plenty of flow-vis paint, has just clocked his first time - a 1:12.746 puts him 15th
12:35
Ericsson, Alonso and (the sidelined) Hartley are yet to post lap times
12:33
Current top 10: HAM, BOT, MAS, VET, VAN, RAI, RIC, VER, OCO, STR
12:31
Replays show Hamilton locking up and running off at the start of the lap
12:30
12:29
That's a new track record...
12:29
Hamilton gets down to a 1:09.672 - rapid pace already
12:27
He soon recovers and makes his way back to the pits
12:27
Vettel goes for a spin at Pinheirinho
12:25
Hamilton now goes second - Mercedes forms a 1-2
12:24
For reference...
12:24
Vettel, on Super Softs, slots into second, between Bottas and Verstappen
12:21
Hartley's car has been cleared away and we're green again
12:19
12:18
The Virtual Safety Car has now been deployed
12:18
Smoke is pouring out of his Renault-powered Toro Rosso...
12:18
Another engine issue for Hartley! He stops on track
12:17
Hulkenberg has some strands of cotton attached to the top of his helmet for this session - these will assess the airflow
12:15
12:13
Bottas lowers the early benchmark to a 1:10.102
12:13
Most teams will be running back-to-backs here and in Abu Dhabi
12:13
Ricciardo goes third - he and team-mate Verstappen are running several development parts, in preparation for the 2018 season
12:11
Bottas, on Softs, clocks a 1:10.820 - he slots ahead of Verstappen
12:10
Another lap, another improvement for Verstappen - 1:10.959
12:08
12:07
Verstappen improves to a 1:11.491 with his latest lap
12:07
Leclerc is running the 'halo' for this early running - remember, that will be introduced on all cars next season
12:05
12:04
Verstappen (Super Softs) gets the first time on the board: 1:12.253
12:04
Hamilton and Bottas wait patiently in their cars
12:03
We've already seen all bar the Mercedes drivers hit the track
12:01
Green light! FP1 begins - Ricciardo can finally get going
12:00
"Can you sing me a song or something?" Ricciardo asks over the radio, as he waits to head out...
11:59
He commented on Thursday that he hopes to continue racing in 2018, as he evaluates other categories: https://www.gpupdate.net/en/f1-news/360756/massa-hopes-to-continue-racing-in-2018/
11:59
Massa gears up for his final home race (again)
11:58
Ricciardo is already at the end of the pit lane, sporting a set of @pirellisport Mediums
11:56
In terms of DRS, there are two zones in place - the first comes along the Reta Oposta (between Turns 3 and 4), with the second on the main straight
11:55
As a reminder, Pirelli has brought its Super Soft, Soft and Medium tyres here
11:52
11:52
Antonio Giovinazzi was also set to run in FP1, but Haas has pushed that back to FP2, guaranteeing a clear session for Kevin Magnussen
11:51
This will mark Russell's race weekend debut
11:51
F2 champion Charles Leclerc and GP3 champion George Russell will be in action in FP1, driving for Sauber and Force India respectively
11:49
And, ahead of the winter period, Mercedes, Ferrari and Red Bull will all be looking to finish in style - "You're only as good as your last race," as they say...
11:47
Valtteri Bottas is pushing to beat Vettel to the runner-up spot, while a host of intra-team battles remain finely balanced
11:45
But there is still plenty to fight for out there
11:44
Of course, both titles have now been settled - Lewis Hamilton and Mercedes getting the better of Sebastian Vettel and Ferrari
11:42
Let's see if the forecasts turn out to be accurate!
11:42
We're set for heavy showers this afternoon and thunderstorms tomorrow, before the weather clears up again for race day
11:42
As highlighted by Mercedes, it's a glorious start to the weekend at Interlagos, but rain is on the way...
11:40
11:40
Hello and welcome to live coverage of first practice for the Brazilian Grand Prix!