"DNA doesn't solve crimes in isolation. DNA profiling is an effective investigative tool to be used within the wider context of all the other evidence in a case."
This has always been the case, as those in the forensic industry are well aware.
There is an important distinction between the title and the story.
The primary example used in this article is that of the British man Adam Scott who was arrested for rape and subsequently found not to be the person responsible.
By interpretation of the provided information, the comparative aspect of the DNA analysis was correct, it was the integrity of the overall process failed.