Alex Palou clinched his fifth IndyCar Series championship in six seasons at Milwaukee, securing a place among the sport’s elite by becoming the fastest driver to five titles, the youngest to reach five, and the first to win four straight since Bourdais, while moving to third on the all-time titles list; the season culminates with a potential Laguna Seca finale ahead of the next challenge. The milestone reflects a dominant, record-setting run across a doubleheader weekend that showcased Palou’s consistency across road, street, and oval tracks.