After the passerby joined the scuffle to help police, the suspect managed to grab one officer's gun and fire it, with one bullet passing through the Samaritan's sweatshirt
The 17-year-old assisted with putting a tourniquet on the officer after he ran to her car for help, as well as providing information to dispatchers on his radio
The woman moved her car in the path of incoming gunfire to shield the already wounded cops; she then assisted one cop by pressing a towel to his wound to stop the bleeding