A virtual gathering is being planned instead.
Sarah Everard vanished as she walked home in south London last week.
Sarah Everard, 33, has been missing since departing her friend’s house in Clapham, south London, on Wednesday.
The 33-year-old disappeared on Wednesday evening after leaving a friend's house in Clapham, south London.
The child was grabbed by an unknown man in Camberwell, south-east London, in October.
Officers were called to a property in south east London on Sunday.
The 54-year-old was shot at the south London station in the early hours of Friday morning.
The suspect is believed to have turned the gun on himself and is in critical condition in hospital.
British Transport Police say a murder investigation has been launched.
The alleged victim was bundled into the back of a van in Thornton Heath on Monday morning.