PEAWANUCK FIRST NATION, ON - JULY 16: Documentary filmmaker Vicki Lean talks about After the Last River before the screening at the Peawanuck First Nation community centre. The community has no screen so the film was shown on the white wall. (Tanya Talaga/Toronto Star) Tanya Talaga/Toronto Star (Tanya Talaga/Toronto Star via Getty Images)

PEAWANUCK FIRST NATION, ON - JULY 16:  Documentary filmmaker Vicki Lean talks about After the Last River before the screening at the Peawanuck First Nation community centre. The community has no screen so the film was shown on the white wall. (Tanya Talaga/Toronto Star) Tanya Talaga/Toronto Star        (Tanya Talaga/Toronto Star via Getty Images)