NEWS.com.au | Aussie model's cryptic post before mysterious death on billionaire's superyacht in Greece NEWS.com.au THE mystery over what happened to an Australian model found dead on a billionaire's superyacht in Greece is deepening after a chilling message came to light. Marnie O'Neill@marnieoneill7 · news.com.auSeptember 3, 20183:29am. Greek authorities have ... Sinead McNamara: Investigators probe sudden death of social media influencer Australian Instagram influencer Sinead McNamara found dead on billionaire's yacht in Greece Instagram Model Dead After Being Found Non-Responsive On Mexican Billionaire's Yacht In Greece |