Verstappen, Hamilton, Russell, Leclerc, de Vries, Magnussen, Gasly, Sainz, Ocon and Hulkenberg.
He's set a 1m30.443s, 1.2s ahead of Leclerc.
Verstappen is on the hard tyre.
A 1m32.276s for the seven-time world champion - a tenth ahead of Sainz. Russell is 1.1s off the pace.
A busy start to the session with 19 of the 20 drivers out on track - just Bottas is in the pit lane.
Albon and Alonso are the first two drivers out on track.
Looking good, Silverstone!
— Formula 1 (@F1) July 7, 2023
FP1 coming soon... #BritishGP#F1pic.twitter.com/d5wKo6ukdk
Mercedes have a new front wing...
All of the upgrades have been listed here
It's time for the British Grand Prix at Silverstone!
First practice kicks off in just over 15 minutes...