A video widely circulating on social media shows British police handcuffing a dying teenager after he was stabbed by an Indian-origin Sikh man who falsely claimed he had been racially abused by the victim.

WARNING DISTRESSING CONTENT: Henry Nowak begged officers to call an ambulance after being stabbed by Vickrum Digwa, 23, who carried out the murder in Southampton city centre.

The chilling footage shows Mr Nowak lying on the floor as he is handcuffed by officers