
The Team Penske driver used a two-stop strategy to hold off a charging Rossi (Andretti Autosport), who was on a three-stop strategy, and take the chequered flag by just over a second.
Having moved into the Top 10 by Lap 5, ahead of fellow primary-tyre runner Scott Dixon, Power continued his charge, passing Arrow McLaren SP's Pato O’Ward for fourth on Lap 10 before getting past Meyer Shank Racing team-mates Helio Castroneves and Simon Pagenaud for second on successive laps.