4 hours ago

Toby Wadey and

Nikki Mitchell, South of England home affairs correspondent

Police handout

Henry Nowak, 18, died in the attack in Southampton on 3 December

The police watchdog is investigating after a young murder victim was arrested and handcuffed as he lay dying.

First-year university student Henry Nowak, 18, had been stabbed multiple times with a 21cm (8in) ceremonial knife when officers in Southampton arrived at the scene in December.

Hampshire and Isle of Wight Constabulary apologised after 23-year-old killer Vickrum Digwa was found guilty of murder on Thursday .…