"Everybody has implicit biases and they can influence our behaviours and cause us to discriminate in spite of our best intentions."

Lynn Jones, who grew up in Truro and lives there part of the year, wrote a public letter on Aug. 30 describing the incident as "watching deer while black."

The ombudsman's report found the TTC's investigation into the alleged incident was not adequately "thorough, fair and transparent."

Street checks refer to the police technique of stopping people when no specific offence is being investigated, questioning them and recording their information.

"Just being black and moving freely in public space is contentious."

A white Louisiana officer was fired for the killing of Alton Sterling, a black man shot in a 2016 incident that inflamed the U.S. debate on racial bias in law enforcement.

"Like any compassionate person, I was horrified by the death of a young Sacramento man who we later found out had two kids," Mayor Darrell Steinberg said.

"I think this study raises questions about whether doctors are trained to treat diverse populations."