Nicola Tanzi Murdered by David Mazariegos in New York

Date: (October 2025). Newly surfaced footage shows the suspected murder of Nicola Tanzi by David Mazariegos in New York; the case has prompted intensified police investigation and coverage of motives, evidence and witness accounts. This report collates official police statements, court filings if available, family reactions and the timeline leading up to the alleged killing, while outlining the criminal process ahead. We also note community vigils and the victim’s background as reported by local sources.