A post mortem examination carried out on the body of 23-year-old Dominic Elliott at Hull Royal Infirmary mortuary showed no obvious natural causes for his death. Mr Elliott was a studio assistant for world renowned artist David Hockney.
Further tests will now be carried out, the results of which will not be known for some weeks. Mr Elliott's family has been fully updated by Humberside Police.
More top news
Listen to the moment a man dialled 999 demanding that police arrest his girlfriend’s cat - for eating his bacon.
The British Transplant Games are a major sporting event for people who have had a life-saving transplant.
A family farm in Mansfield has put four orphaned baby meerkats in the care of a stuffed surrogate teddy mum.