Single Murderer

Brandon Andrew Clark became one of the most notorious killers in recent American criminal history after murdering 17-year-old internet personality Bianca Devins in Utica, New York, on July 14, 2019. The case received worldwide attention after Clark posted graphic photographs of the crime scene on social media, prompting renewed debate about online communities, the rapid spread of violent content, and the responsibilities of social media platforms. Clark later pleaded guilty to second-degree murder and was sentenced to 25 years to life in prison.

Michael Brett Kelly became known in Georgia criminal cases after being convicted in the 2012 home invasion murder of Gale Spencer in Macon, Georgia. Prosecutors alleged Kelly was one of four offenders involved in the violent robbery that ended with Spencer’s death inside the residence. The case generated strong local media attention because multiple offenders participated in the fatal home invasion. Authorities later secured convictions against Kelly and the co-defendants following the investigation into Spencer’s killing. Kelly ultimately received a life sentence for his role in the homicide.

Brett Peter Cowan became one of Australia’s most notorious child killers after abducting and murdering Daniel Morcombe on Queensland’s Sunshine Coast in 2003. The case devastated Australia because Daniel disappeared while waiting for a bus in broad daylight, triggering one of the country’s largest and longest-running child disappearance investigations. For years, Daniel Morcombe’s disappearance remained unsolved as his family led tireless public campaigns to keep the case in the national spotlight. Cowan was eventually exposed through an elaborate undercover police operation in which officers secretly befriended him and recorded incriminating admissions about the murder. The investigation and conviction later became one of Australia’s most significant child homicide cases.

Brian Easterling became known in true crime coverage after being convicted of murdering his longtime friend Michael Evers in Kentucky in a case prosecutors described as calculated, deceptive, and financially motivated. Easterling, a respected local fire chief and mechanic, shocked the community after investigators alleged he killed Evers before attempting to hide evidence and maintain the appearance that nothing had happened. The case generated significant media attention because Easterling had publicly presented himself as a trusted community figure while secretly becoming the focus of a homicide investigation. Prosecutors argued the killing stemmed from financial disputes and personal conflict connected to vehicle projects and money owed between the two men. The contrast between Easterling’s public reputation and the brutality of the crime turned the case into one of the region’s most disturbing modern homicide prosecutions.

Bruce Koklich became known in true crime coverage after being convicted in connection with the disappearance and presumed murder of his wife, millionaire real estate broker Jana Koklich, in Michigan. The case generated major media attention because Jana vanished without a trace in 2009, leaving investigators to pursue a homicide prosecution despite never recovering her body.

Carol Ann Kopenkoskey is an American woman convicted of the 2012 murder of her husband in Michigan. The case involved a long-term marriage that ended in a planned domestic killing carried out in a secluded location. She later pleaded guilty to second-degree murder and was sentenced to a lengthy prison term.

Christopher Gregory Davis murdered his boyfriend, 56-year-old Barry Schmalbach, in Cape Coral, Florida, after Schmalbach planned to end their relationship in July 2023. Although Schmalbach's body has never been recovered, investigators built an extensive circumstantial case showing Davis using his boyfriend's financial accounts, purchasing items associated with concealing and disposing of a body, renting an isolated property under a false identity and attempting to dispose of tools. In June 2025, a Lee County jury convicted Davis of second-degree murder, tampering with evidence and eight identity-related offences. He was sentenced to life imprisonment plus 45 consecutive years.

Christopher McGowan murdered his girlfriend, Claire Inglis, in Stirling, Scotland, in November 2021 after being released on bail to live at her home despite an extensive history of violent offending. Claire had begun a relationship with McGowan unaware of his violent past, and after he moved into her home she became trapped in an escalating pattern of coercive control, abuse and violence. McGowan subjected her to a prolonged and sadistic assault before strangling her to death. In 2023, he was convicted of murder and sentenced to life imprisonment with a minimum term of 23 years.