Mercedes boss Toto Wolff was surprised the Mexican Grand Prix stewards did not investigate Daniel Ricciardo for his first-lap collision with Valtteri Bottas.
Ricciardo hit the back of Bottas' car at Turn 1, pitching the Finnish driver around into a spin. Ricciardo and Bottas both had to pit to fix the damage from the collision and spent the rest of the event running outside of the points.
Having looked at the replays, the race stewards decided the collision did not warrant further investigation.
Asked about the incident on Sunday evening, Wolff said: "Yes, I think the stewards should have a look into it but at that point.