Team NZ lead now at 100m.
Both boats sailing at 40 knots and the gap is just below 100m.
The pressure is now on Oracle. It's been difficult for boats to find a way past... but not impossible. It could come down to crew work and tactics.
These boats are very even in boat speed
The gap still hovering at 100m. Decision to make at the second gate.
Both teams will be weighing up their options as they approach the top mark. Oracle will try to achieve a split
Team NZ setting up for the left-hand gate, flying at 40+ knots heading into the gybe.
And Team NZ are around the left -hand gate.
Team NZ heading for the right-hand gate. Oracle had to do one more gybe
Oracle trail by six seconds.
The gap is 50m on the water as the boats head to opposite sides of the course.
Oracle tack to head towards Team NZ.
Team NZ are heading for the cone of Alcatraz for tidal relief. Oracle now heading that way, too
Team NZ follow with a tack. They lead by 60m.
TeamNZ have starboard advantage and are protecting that side
The boats close the gap at the middle of the course.
There is nothing in it at all.
The boats are neck-and-neck.
Oracle trying to roll on top of them. It's not looking good
The boats are racing side-by-side as Oracle comes over on top!
Lead change and Oracle are in front.
Both boats have to tack at the same time as they come close to the bounday. Oracle have a slight lead
Oracle lead by 30m as Team NZ try to hit back.
Team NZ tack back to the right as they look for a split. That might be costly
Team NZ tack away and the boats split - that was some breath-taking stuff when the boats were together.
Team NZ tack back infield. Oracle away to the city side of the course.
Oracle's lead at 150m on the water.
The lead now out to 200m - was that an opportunity lost for Team NZ?
Team NZ looked to tack in front of Oracle to affect their wind but Oracle managed to live there and roll over them to push them to the starboard boundary. It forced Team NZ to do an extra tack and that made a massive difference
Oracle tack back infield as the boats come together again.
The gap is 120m as Team NZ cross behind Oracle.
Team NZ heading to the left-hand boundary and tidal relief