Great-gran at centre of murder inquiry was 'adored' / New look at 'Mad Butcher's' murder victims could uncover more about mysterious serial killer / Tributes to 'lovely' woman, 40, who died after 'disturbance' as murder investigation launched / How a murderer used Grindr to find victims / Serial killings prosecutor reveals details of unidentified victim's violent death / Inquiry reveals new details of serial killer's death / How the capture of a serial killer father led to a breakthrough in his own daughter's separate murder case / Ariki Rigby murder: Family and police's ongoing search for justice two years on from brutal killing / Detectives appeal for information after murder of young woman / Police investigation into murderer, prison escapee Phillip John Smith under way