Four Metropolitan Police officers are under investigation for misconduct after two women were murdered by a man they had complained about to the force.

Carl Cooper, 66, was jailed for life in July for the murders of Naomi Hunte, 41, who was stabbed in the chest, and Fiona Holm, 48, whose body has never been found.

Michael Mulligan travelled from Manchester to Blackpool to sell heroin and crack, a court heard

Carl Cooper was jailed for life in July for the murders of Naomi Hunte, 41, who was stabbed in the chest, and Fiona Holm, 48, whose body has never been found, as four Metropolitan Police officers are being investigated for misconduct

Kenneth Armitage (pictured) was found dead in his home in York on February 9, 2019. He had fallen through a hole in the floor floor left unguarded by construction company Cooper and Westgate.

Kenneth Armitage, 81, was found dead by his son-in-law in the property in York, North Yorkshire - after falling through the a hole in the upstairs bathroom floor

Jonty Evans was described as 'brave and full of light' by his family

"It should have never happened"

Reneem's Law, in memory of Raneem Oudeh and her mother Khaola Saleem, who were murdered after police failed to act despite repeated warnings, will give better protection to victims

The plan is part of the government's pledge to halve violence against women and girls within a decade.