The best chances are on the straights which Palou will enjoy due to his Honda engine. Both Power and Lundgaard are Chevy powered.
A Caution has not been waived. It looks like he was tapped by Dixon out of the pits.
Both are stuck behind the Honda powered Andretti of Ericsson which is allowing Palou to close in.
He comes out ahead of Lundgaard but he is on old softs while Lundgaard is on brand new red tyres.
He puts on a fresh set of softs with 30 laps to go.
He is pushing to catch while Lundgaard is trying to save on fuel.
He has a fresh set of softs to finish the race on which means he might be able to undercut Power. Team Penske will be putting their thinking hats on.
He's currently 11 seconds behind but is much faster than the front two.
There's a 1.6s gap between Lundgaard and Power. It's all to play for at the front.
Graham Rahal is back out front with Power in second. Callum Ilott is in third too. Both still need to pit.
He has a space of nearly half a lap to the nearest car.
Palou responds to Power and changes tyres but puts on a set a used reds to try and continue hsi chase after Power. He returns to track in sixth and behind Lundgaard.
He returns to track in 10th.
Lundgaard was nowhere near him on track with Ilott between the two drivers in sixth.
Penske responds to Power's comments and get him onto a set of hard tyres.
He reported back to his team that he has begun to feel a sudden lack of grip. We'll see if he jumps into the pits soon.
He is now behind Robert Shwartzman as he carves his way through the pack.
He is about three quarters of a second faster than Power but it's a lot of time to catch.
O'Ward hasn't given up but he is 10 laps down. It will take a miracle to win this.
He's back onto to track in 14th and behind Callum Ilott.
The pressure might be off his shoulders but Palou is stuck in traffic and sits in seventh. He will be losing crucial time to the cars in front and is 17 seconds behind Power.
Kirkwood is in a good position after a poor qualifying yesterday, he spoke earlier this weekend about his poor form in July. Earlier in the season he was the main contender against Palou for the championship.
Rahal pits from first and gives power back the lead followed by Lundgaard in second and Rosenqvist in third.
He reacts to Power who now is ahead of Rosenqvist on track putting himself in the aggregate lead.
McLaughlin pits for new softs. Power follows the lap after to protect from the undercut.