Senior Investigating Officer, Detective Chief Inspector Paul Durham said: “We are investigating an allegation that a drugs overdose was administered to a patient, leading to his death.
“A Home Office post-mortem, carried out earlier this week, determined the cause of Mr May’s death as heart failure and we now await the results of further toxicology tests which will help inform our inquiry."
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Increasing cloud and rain overnight. Blustery and cold tomorrow.
Events are taking place in Cambridge, Norwich, Colchester, Southend and Lowestoft today, to mark Holocaust Memorial Day.
Cloud will increase through the day with rain arriving by dawn.