The man appears to say something before launching the attack (Picture: Twitter)

Harrowing footage shows a thug punching an Asian man in the face on the London Underground, before a woman chases him down the platform.

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In the suspected racist attack, the man approaches the victim, who is sitting down, as the Tube stops at Upton Park.

He then punches the man – before the woman sitting next to the victim gives chase as he flees.

The whole incident was caught on video, and was posted on Twitter by Miqdaad Versi, assistant secretary general of the Muslim Council of Britain.


He wrote: ‘Apparent racist attack on London Underground @BTP: hope perpetrator is found and faces justice for this despicable unprovoke assault.’

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He punches the Asian man in the face before the woman can intervene (Picture: Twitter)

The woman then follows him down the tube platform (Picture: Twitter)

The video was largely met with anger on social media.



However, others questioned why someone happened to be filming the encounter before it turned violent.

Police said a 33-year-old man has been arrested.

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A spokesperson for British Transport Police said: ‘We are investigating an assault after a video was brought to our attention.

‘The incident happened on a tube at Upton Park tube station at around 3.40pm on 17 October 2016.

‘A 33-year-old man has been arrested on suspicion of assault occasioning ABH and using threatening/abusive words/behaviour or disorderly behaviour likely to cause harassment, alarm or distress. He has been bailed until 14 November.

‘If anyone has any information about the incident, please call contact us via 0800405040 quoting ref 554 18/10/16.’