Crimes That Shook Britain

The 1992 murder of Rachel Nickell, who was sexually assaulted and killed in front of her two-year-old son on Wimbledon Common, London

The crimes of Bradford serial killer Stephen Griffiths, who murdered three women with a crossbow in 2010

The murder of eight-year-old Victoria Climbie, who was tortured and killed in 2000 by her guardians in north London

Documentary examining the murder of 18-year-old model Sally Anne Bowman, who was stabbed in Croydon, south London, in 2005

Former detectives, victims' relatives and survivors reflect on the Real IRA car bombing that killed 29 people in Omagh, Northern Ireland, in 1998

Denise Fergus reflects on the murder of her son, two-year-old James Bulger, who was killed by 10-year-olds Jon Venables and Robert Thompson in 1993