The police shooting death of a man with a knife has roiled a Wisconsin city and prompted the governor to call for transparency and accountability in any investigation.

Madison's chief of police says an officer in Wisconsin's capital city shot and killed a man who had injured him with a knife while resisting arrest

A white police officer shot and killed Tony Robinson, who was biracial, on the same street in 2015.

Cellphone footage of the shooting spread on social media shortly after the incident