Silent Witness S07E06 - Running on Empty, Part Two

Sam Ryan steals a toothbrush to get the DNA of the father of the unborn child of a suspected suicide. Tangled relationships between an athlete and his family are amplified when his body is found hanging in her apartment. Police arrest the athlete's brother-in-law after an anonymous tip. Harry's attempts at determining time of death by the growth of maggots give a wrong answer.