Police say two food delivery riders confronted a man who was tampering with their bikes, before one of them was fatally stabbed near Queen Victoria Market. newsiviewlistenLoading ABC NewsNews HomeDelivery driver killed in Melbourne CBD rememberedShareShare articleDelivery driver killed in Melbourne CBD rememberedby Alex Sinnott, Alexandra Alvaro, Gabriela Rahardja and Tim CallananTopic:Crime. Food delivery driver Jianming Feng has been remembered by hospitality business owners as hardworking.