Home Secretary Mahmood urges people not to allow the murder to "turn communities against one another".

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.

British police faced a backlash on Tuesday over the case of an 18-year-old student who was handcuffed as he lay dying from stab wounds after his killer falsely alleged a racist…