|Caught On Camera: Suspect Approaching Victim|
A woman has been grabbed from behind and sexually assaulted as she entered her front door just after midnight in east London.
Detectives investigating the Whitechapel attack have released this CCTV of a man they wish to speak to.
At approximately 12.30am on Friday, October 16, last year a man approached the woman from behind as she tried to gain access to an apartment in Old Castle Street.
Whilst she waited for the door to open, the man put one hand over her shoulder and the other around her neck.
He then tried to drag her from the entrance.
The woman shouted for help and he ran off.
The man is described as Chinese, aged in his mid-twenties, 5ft 9ins and of slim build with black hair.
He was wearing a long black woollen overcoat.
Police are keen to hear from anyone who recognises the man captured in the CCTV footage.
Anyone with information is asked to contact police on 101 quoting image reference 194162 or anonymously via Crimestoppers on 0800 555 111.