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01 November 2025

Teenagers Convicted After Brutal King’s Cross Killing

Selfies, chilling videos, and digital evidence helped police secure convictions after a county lines gang attack left Anthony Marks dead near King’s Cross Station.

In the early hours of August 10, 2024, the streets near King’s Cross Station in London became the scene of a brutal crime that would shock even seasoned detectives. Anthony Marks, a 51-year-old man with a troubled past, was the target of a vicious county lines retribution attack that ultimately led to his death five weeks later. The perpetrators? Three teenagers—Jaidee Bingham, Eymaiyah Lee Bradshaw-McKoy, and Mia Campos-Jorge—whose actions and subsequent convictions have cast a harsh spotlight on the growing menace of youth involvement in organized drug crime.

According to the Metropolitan Police, the attack unfolded in the pre-dawn hours, around 5:25am. Marks was struck with a car bonnet, chased through the streets, stamped on, and beaten over the head with a gin bottle. The violence left him with severe injuries to his face and arms, and most critically, a bleed on the brain. He managed to stumble into King’s Cross Station, where staff found him bloodied and disoriented. Emergency services rushed him to St Mary’s Hospital in Paddington, where a CT scan confirmed the extent of his injuries. Despite initial treatment, Marks’ condition would deteriorate over the coming weeks, leading to his death in hospital on September 14, 2024.

But what drove three teenagers—just 16 and 17 at the time—to such a savage act? The answer, as pieced together by detectives and presented at the Old Bailey, lies in the shadowy world of county lines drug gangs. Detective Inspector Jim Barry, who led the investigation, explained, “This is a particularly callous murder that gives an insight into the ruthless brutality of county lines gangs. The ages of Bingham, Bradshaw-McKoy and Campos-Jorge are particularly shocking. But the fact that they were teenagers does not excuse their violent actions as part of a drug line that has brought fear and intimidation to London’s streets.”

The events of that night were triggered when one of the teenage girls was robbed while delivering drugs for the gang. Bingham, known by the street name ‘Ghost’, believed Marks either knew who was responsible or was himself involved. In a police interview, Marks recounted, “I met my local drug dealer, his name’s Ghost, he has a complaint. He’s complained that one of the smokers had taken some drugs off one of the subsidiary girls and had run away with it. I told him basically it’s got nothing to do with me, but he claims that I know who the people were. I said, yeah, I know who they were, but I never took nothing off them.”

What followed was a relentless pursuit. CCTV footage later reviewed by police showed Bingham and Bradshaw-McKoy chasing Marks from Argyle Street to Whidbourne Street, with Bradshaw-McKoy wielding what appeared to be a car bumper. The attack was both frenzied and unprovoked, ending only when a member of the public, brandishing a cricket bat, intervened and chased the assailants away. Yet, in a chilling display of bravado, the teenagers captured selfies and videos before and after the assault—laughing, singing, and posing for the camera—seemingly unfazed by the violence they had just unleashed.

These digital breadcrumbs would prove pivotal. Met detectives painstakingly tracked the suspects across London using CCTV and then turned to forensic analysis of their mobile phones. The images and messages found on their devices placed them at an apartment just streets away from the crime scene, and referenced the attack in ways that left little doubt about their involvement. According to BBC News, “They believed they had escaped justice, even posing for selfies together and laughing about what they had done. There is a sense of justice that officers were able to use these to place them at the scene of the crime.”

The investigation moved swiftly once the evidence was in hand. Bingham was arrested on October 4, 2024, and charged with murder two days later. Bradshaw-McKoy was taken into custody on November 28, 2024, and charged the following day. Campos-Jorge was arrested and charged on December 9, 2024. All three denied the charges, but after a trial that saw the jury deliberate for nearly 48 hours, the verdicts were handed down at the Old Bailey on October 30, 2025: Bingham was found guilty of murder, while Bradshaw-McKoy and Campos-Jorge were convicted of manslaughter by majority verdicts.

The trial also revealed further complications in Marks’ final weeks. After his initial hospital treatment, he was recalled to prison for breaching his licence following an earlier release. While in custody, he complained of headaches and slurred speech, but was not referred for another brain scan. On August 29, 2024, he suffered a seizure in his cell and was rushed to King’s College Hospital, where emergency surgery was performed to remove a blood clot. Despite the intervention, his condition worsened, and with no next of kin available to consult, medics made the difficult decision to withdraw care. The cause of death was determined to be bleeding on the brain, directly linked to the assault a month prior.

Prosecutor Hugh Davies KC told the court, “Whilst there were some missed opportunities for medical intervention, the prosecution alleges that the assault and haematoma on August 10 2024 more than minimally contributed to the cause of death of Mr Marks on September 14 2024.” He added, “The motivation for each of Bingham, Bradshaw-McKoy and Campos-Jorge is obvious: one of these girls had been robbed and suffered violence when delivering drugs for Bingham and they held either Mr Marks responsible directly or indirectly. That violence, against a runner linked, they thought, to him in some way, could not go unpunished.”

The case has not only exposed the ruthless dynamics of county lines operations but also raised difficult questions about youth crime, social deprivation, and the effectiveness of intervention strategies. The fact that the attackers were so young—just teenagers at the time—has disturbed many, including those in law enforcement. As Detective Inspector Barry emphasized, “This verdict shows how the Met is taking the fight to criminal gangs and committed to getting justice for their victims.”

The story is not yet fully closed. The jury was unable to reach a verdict on a fourth defendant, Harry Gittins, 36, charged with murder. A further hearing is scheduled at the Old Bailey for November 5, 2025, leaving at least one chapter of the case unresolved.

For now, the convictions of Bingham, Bradshaw-McKoy, and Campos-Jorge stand as a stark warning of the consequences of gang violence and the tragic toll it can take—not just on the immediate victims, but on families, communities, and even the young perpetrators themselves. The chilling details of the attack, and the grim bravado displayed in its aftermath, serve as a sobering reminder of the challenges facing London’s fight against organized youth crime.