Matthew Williams: Cannibal killer death mystery
The cause of death of a man who murdered a woman in an act of cannibalism is still unknown, an inquest has heard.
Matthew Williams, 34, died after being Tasered by police at the Sirhowy Arms, Argoed, on 6 November.
Victim Cerys Yemm, 22, from Blackwood, died as a result of a "sharp force trauma to the face and neck", her inquest heard in last month.
Williams's inquest was opened and adjourned in Newport on Thursday.
Senior Gwent coroner David Bowen said he would await the results of toxicology tests on Williams's body before progressing with the inquest.