Reasonable Doubt: To exclude or not to exclude evidence from trial

Grant was a young black man who was walking down the street when he came to the attention of the police. Const. Worrell said that Grant stared at them in an unusually intense manner while fidgeting with his coat and pants. Given his suspicious behavior and their purpose for being in the area, they decided to stop Grant and see what he was doing in the area.

http://www.straight.com/article-604451/vancouver/reasonable-doubt-exclude-or-not-exclude-evidence-trial