Overview
- Qualifying produced a track‑record pole for Louis Foster but included multiple red flags and crashes that reshaped the grid.
- Race strategy swung on several cautions and pit cycles that shuffled leaders and forced off‑sequence calls for key teams.
- Pole‑sitter Louis Foster clipped the inside wall while attacking Marcus Ericsson and crashed out on lap 43, ending his day.
- Marcus Ericsson mounted a charge on fresh alternate tires and passed Romain Grosjean with four laps remaining to claim victory on Sunday.
- The new Markham venue replaced Toronto’s Exhibition Place and drew scrutiny for a compressed build schedule and narrow concrete walls that drivers said amplified small mistakes and influenced results while Alex Palou salvaged a fourth place to protect his points lead.