Pupils have been barred from playing sports on a school playing field for FOUR years after it was said to have 'the wrong type of grass.'The field was declared unsafe shortly after the opening of the St Clements Site of Eastchurch Primary School on the Isle of Sheppey. Tonight - action at last - after angry parents exposed the situation on social media. Andrea Thomas reports. She spoke to parent Rita Simpson and Sandy Hammock, Chair of Friends of Eastchurch School.