Read the Yorkshire Ripper's letter from prison in full
The Yorkshire Ripper, Peter Sutcliffe, has written to ITV News in response to allegations he attacked at least two men before murdering 13 women.
We contacted Sutcliffe after speaking to one woman who believes her father was murdered by him and a man who suffered lifelong injuries in a hammer attack he claims the Ripper was responsible for.
In the letter, Sutcliffe says he "did some bad things" but denies those claims.
Here is the full letter Sutcliffe sent to ITV News from Frankland Prison, where he is serving 20 life sentences: