The article's headline reports that the sister of Jana Armstrong, described as a young mother, has spoken publicly through tears and made what is characterised as a powerful promise, following what appears to be Armstrong's death. The URL suggests the case involves a murder in Toowoomba, Queensland, indicating this is an Australian crime story with a grieving family member speaking out.

However, the body text supplied here does not contain the actual article. What was provided consists only of the Daily Mail's site navigation and a list of unrelated headlines — covering the Ann Widdecombe case, a fatal Bangkok pub fire, Wimbledon, and other stories — rather than any reporting on Jana Armstrong, her sister's statement, or the circumstances of her death. As a result, specific details such as names, dates, the nature of the promise and the facts of the case cannot be summarised from the material given.