'It was horrendous': The deadly disease outbreak that saw the streets run with

WARNING: this story contains images and descriptions that some readers may find distressing.

The DPI vets were trying to get to the bottom of what had suddenly killed several horses at the suburban stable. But there was little in the way of infection control.

No-one knew what had caused these horses to suddenly die, or whether humans were at risk of being exposed to whatever had killed them.

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By health reporter Olivia Willis for Patient Zero