A convicted killer is on the run in London after escaping from a mental health facility.
Philip Theophilou, 54, absconded from the building in Homerton, east London, on Sunday and has not returned since.
He admitted to manslaughter on the grounds of diminished responsibility in 2005 after stabbing his neighbour to death.
The Metropolitan Police believes he travelled to Green Park, central London, at about 11.25am on Sunday.
The force said there are concerns that he does not have any medication with him and that he may pose a danger without it.
He was last seen wearing a grey jumper, blue jeans and a black jacket. Anyone who sees him is urged not to approach and instead call the police.
In April 2004, Theophilou had been lying in wait outside the home of Simon Breed, 51, in Alexandra Park, north London, with a kitchen knife. He was not taking his schizophrenia medication at the time.
He stabbed the father of two six times, killing him.

Simon Breed was killed by Theophilou twenty years ago
Theophilou was sent to Broadmoor Hospital without limit of time under the Mental Health Act.
The Met Police has confirmed that Theophilou was on unescorted day leave from the John Howard Centre in Homerton when he absconded.
The centre is a medium secure unit, a category that NHS England says “care for and treat patients who are a serious risk to others”.
An information guide produced by NHS England reads: “These patients need physical security to prevent them from escaping.”
It adds that the facilities “focus on helping patients get better and keeping others safe”.
In January 2003, Theophilou had caused thousands of pounds worth of damage to Mr Breed’s house and car with a meat cleaver.
Theophilou had been sectioned under the Mental Health Act after the attack on the car and was released from St Ann’s Hospital in August that year.
The Old Bailey heard during his manslaughter trial that a crack had appeared in the house Theophilou shared with his parents after Mr Breed started building work in 2002 shortly after he moved in.
The John Howard Centre is made up of eight male wards, one female ward and one specialist secure ward for men with learning disabilities.
It has large gardens, a sports hall, a tennis court, indoor and outdoor gyms, IT facilities and an inmate-run cafe and shop.
The East London NHS Foundation Trust, which runs the centre, was approached for comment.
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