Crash in turn 1 immediately on lap 1 involving Zhou Guangyu who left the track in a gravel box after a flip, Alex Albon, George Russell, Esteban Okon, Yuki Tsunoda.
The medical car was sent to the track, fearing for the health of the Chinese Alfa Romeo racer.
The race is stopped, all cars except Zhou, Russell and Albon are parked in the pit lane.