Overview
- Heather Arriaga, arrested April 7, was booked on a manslaughter charge in the shooting death of Stephen Guardino.
- Police say Guardino was shot at 7th and Missouri Avenues after he left his car to confront Arriaga at a red light in September 2025, and officials have not said what started the dispute.
- Witnesses report Guardino spat on Arriaga and that she fired once from inside her SUV through a rolled-down window.
- Bystanders performed CPR at the scene, and Guardino died later at a hospital.
- Arriaga stayed to speak with officers and was initially released pending review, then a grand jury indicted her and a judge set bond at $500,000.