Former Minneapolis police officer Derek Chauvin was justified in using his knees to pin down George Floyd, a use-of-force expert testified on Tuesday, contradicting testimony by former and current city police officers who said Chauvin's actions violated policy and were excessive.
source https://www.cbc.ca/news/world/derek-chauvin-george-floyd-brodd-defence-case-1.5985594?cmp=rss