It happened in Heathway yesterday morning
It happened in Heathway shortly after 8.30am yesterday morning.
Officers from the Met and British Transport Police were called to the scene but were unable to locate either the victim or suspect.
A video of the incident has since been shared on social media, in which a man can be seen swinging a bat in the direction of another man.
Anyone with information should call the Met Police on 101 quoting, reference 1402/07Sep.
For more on this story, and the latest on our other local and national news, listen to Time 107.5FM