A MISS Universe finalist has died aged 23 following a horror horse riding accident, according to reports. The Australian fitness model Sienna Weir from Sydney was on a life support machine for several weeks before it was turned off on Thursday. The stunning model sadly died on Thursday after her life support machine was turned off Tributes from friends and family have flooded in on social media, with many expressing their condolences on her final Instagram post. Her modelling agency, Scoop Management, also shared several photos of the model, stating that she will “always be remembered”. It was also revealed that Sienna had plans to move to London to be with her family and further her career. The rising star was among 27 finalists in the 2022 Australian Miss Universe competition. THIS IS A DEVELOPING STORY… The Sun is your go to destination for the best celebrity news, football news, real-life stories, jaw-dropping pictures and must-see video. Download our fantastic, new and improved free App for the best ever Sun Online experience. For iPhone click here, for Android click here. Like us on Facebook at www.facebook.com/TheSun and follow us from our main Twitter account at @TheSun.