article_snippet.sent: The video footage emerged of unarmed black man Derek Harris, 44, being shot dead by a 74-year-old reserve deputy in Tulsa, Oklahoma.
article_snippet.sent: Walter Scott was shot in the back as Walter Scott attempted to flee police, after being pulled over for a broken tail light .
article_snippet.sent: Police officer Michael Slager was charged with murder earlier this month after video captured on a mobile phone showed Police officer Michael Slager shooting Walter Scott, a coast guard veteran, in the back as Police officer Michael Slager ran away.
article_snippet.sent: Walter Scott had been pulled over for driving with a broken tail light .
article_snippet.sent: The 18-year-old was stopped and shot dead by by white officer Darren Wilson in the St Louis, Missouri, suburb on August 9.