The court heard how traces of her stepfather’s DNA was found on her underwear and the jeans discovered at the scene, although they slammed involvement with the murder, calling it “nonsense”.
Saidas Valantinas, the victim’s mum’s husband, said he did not know how his semen came to be on her clothing.
A 16-year-old boy has been accused of murder and sexual penetration of a corpse after Viktorija Sokolova, from Wolverhampton, was found on a bench on April 12
It is said the teenager fractured Viktorija’s skull with a hammer in a pavilion known as the “black house”, before having sex with her dead body.
The 16 year old denies the charges put to him.