Man guilty of murdering girlfriend and three members of her family in London

A courtroom sketch of Joshua Jacques at Westminster magistrates court last year. He was found at the scene of the crime, lying in a praying position. Photograph: Elizabeth Cook/PA

A man has been found guilty of murdering his girlfriend and three of her family members in a drug- and alcohol-fuelled knife attack at their home in south London.

Joshua Jacques, 29, stabbed his girlfriend, Samantha Drummonds, 27, her mother, Tanysha Ofori-Akuffo, 45, her grandmother Dolet Hill, 64, and Hill’s husband, Denton Burke, 58, in Bermondsey early on 25 April last year.