Silent Witness viewers baffled by cause of prisoner's death 'Make up their mind'

"Allergies can happen at any age," Jack Hodgson (David Caves) replied.

"It could be a new thing." The team then believed the food Jay ate during his lunch could have been what killed him.

When Nikki found out Jay had been allergic to bee stings, she told Jack, who said: "So, he didn't die as a result of the food he ate."

"No," she replied, adding: "I guess he was stung."