Speaking near the scene of Thavisha Peiris' murder, Detective Superintendent Lisa Ray described the attack on the pizza delivery worker as "brutal".
"What makes it more tragic is Thavisha was on his last day, he'd just secured a good job in Sheffield as an IT consultant," Detective Ray told reporters.
More top news
The eldest of three orphaned sisters told ITV News of the brutality they witnessed as war rages on in Democratic Republic of Congo.
Every senior Cabinet minister “got what they wanted” from the Chequers meeting to agree the UK's plan on the future EU trading relationship.
Detectives are urging the public to help trace two men after a 96-year-old prisoner of war was attacked during a burglary at his home.