Milwaukee Police said the man killed on the west side on Wednesday was shot by a man he got into a physical altercation with.
Police said the 41-year-old man was shot near 70th and O'Connor Streets Monday at about 1 p.m. He succumbed to his injuries and died at the scene.
The gunman shot the victim as the two were physically fighting.
The gunman or gunmen are at large, and police say they are investigating a motive.