Milwaukee Police are investigating a homicide that happened around 10:50 p.m. on March 25 in the 1000 block of W. Concordia Avenue. The victim, a 21-year-old Milwaukee man, was shot during an altercation after a minor vehicle accident with the suspect. The victim died at the scene despite life saving efforts. The suspect, a 28-year-old Milwaukee man, drove a short distance from the scene and called police. He is currently in custody.