Police are appealing for information and have shared images of six people after a knife was brandished during a fight at an Balham Underground Station.
According to the British Transport Police (BTP) , a fight broke out on the southbound platform between two groups of people shortly after 6pm on November 17 at Balham tube station.
One individual pulled out a knife before being chased out of the station.
BTP have now released CCTV images of people they believe may have information that could help with the investigation.
The image appears to show five men and one woman.
If you recognise any of the people pictured, or have any information, you can contact BTP by texting 61016 or calling 0800 40 50 40 quoting reference 511 of 17 November.
Alternatively, you can call Crimestoppe

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