The South Australian Jockey Club together with Thoroughbred Racing South Australia invite industry participants to unite on SA Derby Day in support and acknowledgement of the ‘Support SA Racing Jobs’ (https://www.supportsaracingjobs.com/) campaign. Join together to celebrate the long and proud history of South Australian racing on this marquee day trackside.   We all know our industry is capable of growing and prospering in the future given a level playing field, and we as an industry need to remain united. Please…