‘We shouldn't have to beg,’ says chief of First Nation facing decades of mercury poisoning in Ontario

Grassy Narrows First Nation and Wabaseemoong Independent Nations continue to seek justice from the provincial and federal governments over decades of mercury poisoning caused by contamination that dates back to the 1960s and '70s.

The First Nations' River Run Rally drew about 9,000 people to downtown Toronto on Wednesday.

Here's what they want to see happen.