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
Junko Tabei, who conquered Everest in 1975 aged 35, passed away after battling cancer.
Whitmore said she is "absolutely devastated" that she will not be performing on Saturday's show because of an ankle injury.
Dillon, who was most famous for co-creating the critically-acclaimed 'Preacher' series, died in New York according to his brother.