GCSE and A-level pupils face having grades decided by their teachers again this summer after new lockdown Gavin Williamson is yet to reveal guidance on grading so schools are taking it into their own hands and testing Poll of 6,000 teachers finds 92 per cent think Williamson should quit as industry leaders say: 'It is time to go' Has your child been left in BTEC limbo or had their GCSEs or A-levels cancelled? Email martin.robinson@mailonline.co.uk