A police officer in Madison, Wisconsin, shot and killed a man on Wednesday after a struggle during which the suspect allegedly injured an officer with a knife, with video of the incident circulating online and prompting street protests. According to Police Chief John Patterson, officers had responded to reports of someone attempting to enter parked vehicles when the man, described as being in his 30s, fled on a bicycle before being confronted in the street. The shooting has drawn sharp condemnation from local Black community advocates and city officials, with the city council president calling for a full independent investigation; the Wisconsin Department of Justice has opened a criminal inquiry into the incident.