What Happened to Liz Stride and Catherine Eddows?

Historians and investigators have questioned whether the same man killed Liz Stride and Catherine Eddows. The events of September 30th are some of the most contentious in British history. A postcard that looked so much like a dear boss letter led police to believe it was written by Jack the Ripper. This is unobscured. We can hardly blame Warren for calling in the dogs. But what was the smooth lawn of Hyde Park compared to the streets and yards of the East End?