On the morning of July 15, 1992, 24-year-old British mother Rachel Nickell and her two-year-old son Alex Hanscombe stood on the stoop of their home and waved goodbye to Rachel’s partner and Alex’s father,

The man who murdered Rachel Nickell, the focus of Netflix's latest true crime documentary, created a chilling map of his hunting grounds, which could've led to his capture sooner

At the time of her death, Rachel Nickell was in a relationship with Andre Hanscombe.

Netflix’s The Witness tells the true story of the aftermath of the 1992 killing of Rachel Nickell in front of her 2-year-old son Alex. Alex and his father, André Hanscombe, left the U.K. following her death to escape the media frenzy and be able to heal privately.

An undercover officer using the name "Lizzie James" began corresponding with Stagg after claiming she saw a letter he had sent to a friend. Over the following months, this officer went from writing Stagg to calling him and then eventually meeting in person.

Rachel Nickell was brutally stabbed to death in broad daylight in front of her young son Alex Hanscombe. What followed would go down as one of the most damning chapters in Scotland Yard history

Rachel Nickell was stabbed to death on London’s Wimbledon Common in 1992. Learn about her life, the suspects from the case, and her boyfriend and son today.