Canada: remains of 215 children found at Indigenous residential school site

• Officials make grim discovery near Kamloops, British Columbia
• First Nation chief says causes and timings of deaths not known

A mass grave containing the remains of 215 Indigenous children has been discovered on the grounds of a former residential school in the interior of southern British Columbia.

The grim discovery at the former school near the town of Kamloops was announced late on Thursday by the Tk'emlups te Secwepemc people after the site was examined by a team using ground-penetrating radar.