Second practice for Formula 1’s Chinese Grand Prix was cancelled on Friday due to poor weather.
After the opening free practice session of the day was compromised heavily by two lengthy red flag periods, the same fate forced a delay to the start of the action for FP2 at Shanghai.
While the damp track conditions were fine for the cars, a lack of visibility meant it was not safe for the medical helicopter to operate if needed, forcing a halt to the proceedings.
F1 race director Charlie Whiting said: “The helicopter can’t land at the hospital, which is about 38 kilometres away unfortunately.