Milwaukee is in the grips of the worst violence in its modern history. There were 189 killings there last year — the most ever recorded, almost twice as many as the year before.It’s not just Milwaukee. The nonprofit Council on Criminal Justice looked at 34 U.S. cities and found that 29 had more homicides last year than in 2019. What has caused this surge? How is it affecting members of the hardest-hit communities?Today, Los Angeles Times national correspondent Kurtis Lee takes us to Milwaukee’s north side to explore the neighborhood’s history and present and to hear from community members: victims’ families, as well as a pastor, a retiring police detective and a funeral home director. He also reflects on how it feels to be a young Black man covering the deaths of so many young Black men.More reading:On the front lines of the U.S. homicide epidemic: Milwaukee faces historic violenceA year like no other for L.A. crime: Homicides surge, robberies and rapes dropOp-Ed: Homicide rates are up. To bring them down, empower homegrown peacekeepers