From the days of London's Jack The Ripper in the 1880s, serial killers have often gotten away with it, in part because their victims were easy targets living on the margins of society.
Probes into Gilgo Beach serial killings suspect Rex Heuermann now reach across the USA as investigators are examining his connections to Las Vegas and South Carolina, where the suspect has owned property.
Police say a man and a woman allegedly entered a property in Railway Estate just after 4.30am last Wednesday, where they are accused of "seriously assaulting" a man, before fleeing.
Rex Heuermann, who has lived for decades across a bay from where the remains of many women were found, is charged with killing Melissa Barthelemy, Megan Waterman and Amber Costello.
The 22-year-old who was charged with the shooting murder of a Sydney man in broad daylight has been described by a senior detective as having "blood on his hands".
A Colorado dentist accused of killing his wife searched online for answers to questions such as “is arsenic detectable in an autopsy?” and “how to make murder look like a heart attack” a few weeks before she died, a police detective testified.
A Russian submarine commander shot to death while jogging on Monday may have been targeted by an assailant tracking him on a popular running app, according to Russian media.
An alleged hand slap and other moments following Queensland teen Angus Beaumont's stabbing have been highlighted in the legal reasoning behind his accused killers' successful appeal.
A woman has faced the first day of a murder trial, accused of killing her partner's father by assaulting him multiple times inside the elderly man's home.
Justin Stein will face trial next year over the alleged murder of his fiancee's nine-year-old daughter, with police claiming he shot her dead at his family home.