Video from Citizen App shows the vehicle flipped over on its side near Avenue N and Schenectady Ave. around 3 p.m. on Sunday.
Surveillance video shows the moment of impact when a black sedan crashed into the ambulance. It is unclear at this point which driver had the green light.
Police say the woman inside the ambulance was already in cardiac arrest moments before the crash, and EMTs were working on her. She was in the ambulance with her 65-year-old son.
VIDEO | Cellphone footage shows the aftermath of the crash:
She was identified later Monday as Fruma Grosbard.
It is unclear whether she died from injuries caused by the accident, or the heart attack.
The other victims in the crash suffered minor injuries.
The crash remains under investigation. It is unclear if any charges will be filed.
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