Mother of murdered woman campaigns for 40-year sentence for killers hiding bodies / The killing of Natalie Shotter: what the death of a beloved mother and daughter reveals about rape / 'My daughter used to say ...': Kolkata rape-murder victim's mother pens emotional letter / Final moments of mother starved and tortured to death as police reveal how they caught her killers / 'Amnesia': Daughter can't recall 'chilling' murder of her mother / Details emerge about girl's murder-for-hire plot that killed her mom / 'Absolutely terrified': Sisters kept in the dark over location of man who murdered their mother