Detectives have released CCTV footage of a man they wish to speak to in connection with a sexual assault in Islington.
The offence took place at around midnight on 21 October 2017 on Mildmay Avenue in Islington.
The female victim walked into her apartment building when the male suspect followed her in and got into the lift with her.
He then started to make sexual comments to her before touching her leg.
The woman got out of the lift at her floor and went into her flat. She did not know where the suspect went at this point.
The suspect is described as black, aged in his early 20s, of slim to medium build and 5ft 5ins in height. He was wearing a red T-shirt, blue jeans, a green baseball cap, black shoes and a multi-coloured jacket.
If anyone can identify this man, or can offer any information which could help progress this investigation, they should call police on 101 or tweet @MetCC.
Alternatively, they can also call Crimestoppers anonymously on 0800 555 111 or online at www.crimestoppers-uk.org