Mum interrupted sicko as he killed my sister – when he burnt body he invited neighbours to WATCH & said it was mannequin

FIGHTING back tears, brave Gemma Aitchison sat through the harrowing recount of her sister’s murder in court - until one shocking detail left her reeling. It wasn’t the horrific truth that her younger sister, Sasha Marsden, 16, had been raped and killed just five months earlier in January 2013. The teenager had been lured to...