Catch up with the latest updates from F1 pre-season Testing at Barcelona as Sky Sports' Craig Slater and Ted Kravitz report from trackside.
After a very fast start, F1 2017 has started its fourth day in the wet and Sky Sports is live from the pitlane and trackside for a close look at the new cars.
Play the video at the top of the page for the very latest.
The Sky Sports F1 Digital team will be providing live commentary from dawn until dusk for all days of winter testing while Sky Sports News HQ will also deliver live updates from trackside.