Anna Jane's Death

Anna Jane had consumed four glasses of wine at the pub with Henry that night. Her sister-in-law Sue didn't think she'd seemed affected by alcohol when they met at the park to walk their dogs. At no time did Anna Jane move or make a sound. The tub was three-quarters full of tepid water, and there was no blood or vomit to be seen. There were no signs of forced entry or any kind of violence or struggle. Police therefore concluded it was a non-suspicious death. She likely fell asleep or passed out in the tub, and drowned. When a deceased body is found in water, there is nothing in an autopsy that will exclusively prove