Alexander Ian Jacobs, 31, was shot and killed in Tucson, Arizona, on the evening of Saturday, September 4, 2021. The shooting followed an altercation on Speedway Boulevard, a major city thoroughfare.

The Tucson Police Department identified and arrested a 20-year-old man in connection with the killing; that individual faces a charge of first-degree murder. Public reports do not provide a full account of what sparked the confrontation or identify other people involved. The investigation into the circumstances of the shooting remains ongoing.

Did anyone in Tucson see or hear anything about a disturbance on Speedway Boulevard that night?