Elderly woman in severe medical coma after ambulance crashes into her . Distressed bystander describes woman as ' covered in blood ' who were there to do their shopping at Tesco supermarket . the supermarket held woman in her arms whilst waiting for ambulance . Driver breathalysed by police as precaution but no arrest has been made .
Elderly woman in induced medical coma after husband crashes into her . Distressed bystander describes woman as 'covered in blood ' Couple were there to do their shopping at Tesco Express . Tesco worker held woman in her arms whilst waiting for ambulance . Driver breathalysed by police as precaution but no arrest has been made .