Safety imaginative and prescient captured a younger lady bleeding as she stumbled to a bus cease on Churchill Street in Kilburn simply earlier than 5am on Monday.
A number of drivers stopped to test on the lady, together with one man who appeared to startle her and left after a short interplay.
The lady then walked into a close-by service station and mentioned she had been sexually assaulted.
Detectives shut down a part of Churchill Street throughout the morning peak as they investigated.
Witness Stephen Cooke mentioned the lady was "in tears" and "terrified".
"She simply requested them to name the ambulance," Cooke mentioned.
Police wish to communicate to the motive force of a blue station wagon who briefly stopped on the bus cease to test on the lady however left earlier than police arrived.
They're additionally asking for anybody with dashcam footage or who noticed the lady within the early hours of the morning to contact police.
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