Photograph By Jon Perez A member of the crew operates the ground penetrating radar to search for unmarked grave sites at one of the sites in the former residential school at Delmas. Photograph By Jon Perez Battlefords Agency Tribal Council and Federation of Sovereign Indigenous Nations Senator Jenny Spyglass, right, inspects the field that was once the site of the former Thunderchild residential school in Delmas. Photograph By Jon Perez Karen Whitecalf, the project lead for the ongoing search of marked and unmarked graves at residential schools, said they would be looking for more records of all Indigenous children who attended the facility in Delmas.