Lunchtime; Ferrari set the pace on medium tyres. Ferrari and Mercedes also closely matched on soft tyres with Red Bull closing to within two tenths on the medium compound. Top 3 also very close on laps completed – 86 apiece for Ferrari and Mercedes, 85 for Red Bull. Misery for McLaren with Vandoorne breaking down on track due to power unit failure. Sergio Perez spins into the gravel in his Force India.