<prompt> tafsiri zifuatazo kutoka kwa swahili hadi kiingereza.kanda ya video ya mauaji ya minneapolis inaonesha afisa wa polisi mzungu akipiga goti katika shingo ya bwana floyd kwa karibu dakika tisa.  <response>: a video taken by bystanders shows a police officer with his knee on floyds neck for roughly eight minutes. 