Vital DNA evidence has finally uncovered the identity of notorious serial killer Jack the Ripper. The man behind the grisly killing spree in London’s East End has been unveiled as Aaron Kosminkski, a 23-year-old Polish immigrant who ended up dying in an asylum. A blood soaked shawl, purchased by author Russell Edwards, led to the breakthrough when a scientist matched DNA evidence left on it to descendants of Kosminski. Mr Edwards, 48, from Barnet, north London, was "captivated" by the murder mystery and had been investigating it in his spare time, but had come to the conclusion it could never...