Overview
- Williams said Sainz was unwell and did not attend the Interlagos paddock on Thursday, canceling all mandatory media duties.
- The team has provided no specifics on the illness and has not confirmed whether he will participate in Friday's sessions.
- Several outlets report he is expected to be back at the track on Friday, but that has not been confirmed by Williams.
- The weekend follows a Sprint format with only one practice before competitive sessions, increasing the impact of any late absence.
- Williams sit fifth in the constructors' standings on 111 points after Sainz's recent strong run including a Baku podium, while talk of reserve-driver cover remains speculative.