… Overdoses, suicides in five local First Nations have killed more people this … Chipewyan First Nation, Chief Vern Janvier of the Chipewyan Prairie Dene First Nation and … Chief Neil Cheecham of Fort McMurray #468 First Nation at …… Overdoses, suicides in five local First Nations have killed more people this … Chipewyan First Nation, Chief Vern Janvier of the Chipewyan Prairie Dene First Nation and … Chief Neil Cheecham of Fort McMurray #468 First Nation at …