A 31-year-old man has been arrested on suspicion of murder after three people were found dead in Nottingham on Tuesday morning.
Father and son David and Edward King, from Bury St Edmunds, Suffolk, were sentenced to life in prison for murdering thief Neil Charles.
Jermaine Richards, 31, murdered 62-year-old David Ford by running him over in Sheffield, South Yorkshire, last September.
Wayne Peckham, 49, and his son, Riley Peckham, 23, murdered Matthew Rodwell, 39, at his home in Downham Market, Norfolk.
Libby Squire's murderer, Pawel Relowicz, broke his promise to meet her mother in prison.
Jamie Dempsey, 32, is accused of murdering his mother, Karen Dempsey, 55, outside a pub in Kirkby, Liverpool, last August.
Lucy Letby, 33, from Hereford, is accused of murdering seven babies and trying to murder 10 others while working at the Countess of Chester Hospital.
Wayne Peckham, 49, and his son, Riley, 23, are accused of murdering Matthew Rodwell, 39, after finding him hiding at a home in Downham Market, Norfolk.
Robert Goodwin, 32, is accused of murdering his workmate Shane Thompson, 32, at a house in Birmingham.
David Cheres allegedly attacked Tiprat Argatu with a knife and scissors at her home in Whitechapel, east London in the early hours of 24 January last year.
Emma Walsh, 31, from Everton, Liverpool, murdered her partner, Gary Morgan, 36, after a night at the pub.
Abigail White, from Kingswood, Gloucestershire, killed Bradley Lewis, 22, hours after he ended their relationship.
Thomas Cashman, 34, from Grenadier Drive, West Derby, appeared at Liverpool Magistrates' Court charged with her murder.
Hayley Keating, 31, is accused of stabbing Matthew Wormleighton, 45, to death at her home in Chilthorne Domer, Somerset.
A 15-year-old boy, who cannot be named for legal reasons, was found guilty of murdering Ava White, 12, in Liverpool last November.
'Tony's Law' is named after seven-year-old Tony Hudgell, who lost both his legs after being tortured by his parents.
Alan Bird had suffocated Lewis Turner at their home in West Yorkshire in 2001 when his son was two years old, leaving him with permanent brain injuries.
David Hucker, 69, murdered Robert Williamson, 43, after an argument at his home in Dartford, Kent.