evidence: Milwaukee is in the grip of the worst violence in its modern history. There were 189 killings here last year, a 93% increase from 2019 and the most ever recorded. [...] The violence in Milwaukee follows familiar patterns, according to the city’s Homicide Review Commission. [...] Milwaukee police have solved 58% of the homicides committed last year, down from 68% in 2019. The rate so far this year is 34%.