Rapper Sues California Prison System Over Stabbing Incident

Rapper Tory Lanez has launched a $100 million legal action against California’s Correctional Department after a severe stabbing incident whilst incarcerated at the California Correctional Institute in Tehachapi in May. The musician, born Daystar Peterson and presently completing a 10-year prison term for the 2020 shooting incident involving Megan Thee Stallion, was struck 16 times with a blade by fellow inmate Santino Casio in what the lawsuit describes as an “unprovoked life-threatening attack.” The assault left Peterson hospitalised with a collapsed lung and multiple stab wounds to his back, torso, and head. The lawsuit names the Department of Corrections, the facility warden, and guards as defendants, alleging carelessness regarding inmate placement and a slow reaction to the violence.

The May 2025 Attack and Its Aftermath

The May 2025 stabbing incident at Tehachapi proved a watershed moment in Peterson’s incarceration. According to the lawsuit, fellow inmate Santino Casio, who was completing a life sentence for murder in the second degree, launched an unprovoked assault that left the rapper struggling to survive. Peterson sustained a collapsed lung alongside multiple stab wounds across his back, torso, and head—injuries severe enough to warrant immediate hospitalisation. The attack raised significant concerns about prison security protocols and inmate classification procedures, particularly given the volatile circumstances of housing two inmates with such starkly different profiles and threat levels.

Following his recovery, Peterson was transferred to San Luis Obispo County’s California Men’s Colony, marking another chapter in his prison ordeal. The lawsuit further contends that during this move, Peterson never recovered his personal possessions from Tehachapi, including songbooks with lyrics to unreleased music—a loss that compounds the psychological and physical harm of the incident. Notably, despite the severity of the attack, Casio was not charged in connection with the assault, a detail the lawsuit emphasises as part of systemic shortcomings within the prison service.

• Casio struck Peterson 16 times during the unprovoked incident
• Peterson admitted to hospital with collapsed lung and numerous injuries
• Moved to California Men’s Colony after recovery
• Personal items, including songbooks, remained missing from Tehachapi

Allegations of Negligence and Institutional Failure

Housing Options and Security Concerns

At the core of Peterson’s lawsuit sits a core challenge of the Department of Corrections’ decision process concerning inmate housing assignments. The legal filing contends that housing Peterson with Santino Casio—a lifer incarcerated for second-degree murder—constituted a severe breakdown in risk assessment and prisoner classification. The lawsuit argues that the department “knew or should have been known” to identify the inherent risk in this pairing. Peterson’s high-profile celebrity profile, the suit contends, made him an clear target inside the correctional facility, rendering the accommodation choice not simply negligent but recklessly indifferent to his wellbeing and safety.

The lawsuit underscores that such accommodation determinations require careful consideration of detainee profiles, risk assessments, and potential motivations for violence. By not segregating Peterson from Casio, correctional officials reportedly displayed a systemic disregard for fundamental security procedures that should govern California’s correctional facilities. This breach of care, the attorneys argues, directly precipitated the conditions under which the stabbing took place, converting what might have remained preventable violence into an wholly predictable consequence of institutional mismanagement and insufficient safety provisions.

Response and Security Behaviour

Beyond the initial housing decision, the lawsuit takes aim at prison guards’ response during the incident of violence. According to the complaint, correctional officers were slow to intervene when Casio initiated the assault, enabling the situation to worsen. The lawsuit specifically criticises the failure to use flash grenades or other non-lethal intervention methods that might have halted the assault before Peterson suffered his worst injuries. This alleged delay in response to an active stabbing incident suggests either inadequate training, insufficient staffing, or a troubling indifference to inmate welfare—each possibility undermining institutional competence.

The guards’ conduct during the critical minutes of the attack prompts inquiry into emergency procedures and personnel readiness within California’s prison system. Standard correctional procedures typically mandate immediate intervention to acts of violence, yet the lawsuit suggests this incident departed substantially from such protocols. The aggregate consequence of slow response times and the failure to implement proper tactical measures meant that Peterson’s 16 stab wounds were inflicted with scant active defence from security personnel, changing what could have been a grave occurrence into a life-threatening emergency demanding hospital treatment.

The Expanded Context of Lanez’s Incarceration

Tory Lanez’s ongoing incarceration originates from a widely publicized shooting event in 2020 featuring fellow rapper Megan Thee Stallion. The altercation, which occurred during the 2020 summer months, resulted in Peterson shooting Stallion in the foot. Following a prolonged court proceedings, he was found guilty in December 2022 on multiple gun-related charges, such as assault using a firearm, and subsequently given a decade in prison. This guilty verdict represented a major turning point in rap music, attracting extensive press coverage and igniting considerable debate within the music industry regarding responsibility and the events related to the incident.

Peterson’s legal battles have persisted during his incarceration, with his legal team lodging an appeal challenging the conviction and sentence. However, in November 2025, a three-judge panel rejected his appeal and maintained the original 10-year sentence, effectively closing what many anticipated as an path to release or reduction in sentence. This denial came about six months after the stabbing incident at Tehachapi, meaning Peterson was grappling with both the psychological and physical aftermath of the prison attack whilst simultaneously processing the frustration of his unsuccessful appeal. The confluence of these events has markedly worsened his experience within the California prison system.

Legal Actions and Compensation Sought

Tory Lanez’s court action against the California Department of Corrections pursues $100 million in compensation, constituting one of the largest cases filed against the state’s correctional system in recent times. The lawsuit names the Department of Corrections as the principal defendant, together with the warden and prison staff stationed at the California Correctional Institute in Tehachapi. The lawsuit argues that systemic failures in correctional management and security protocols led to the seriousness of Peterson’s injuries during the stabbing incident in May 2025. The significant financial award reflects both the physical injuries sustained and the mental distress of the unprovoked assault.

Central to the lawsuit’s arguments is the assertion that correctional officials made a catastrophically poor decision in housing Peterson with cellmate Santino Casio, who was serving a life term for second-degree murder. The court documents contends that the Department of Corrections either was aware or ought to have recognised that this housing arrangement posed a significant risk to Peterson, especially given his prominent inmate standing within the prison. Furthermore, the lawsuit challenges the actions of security personnel, contending that guards failed to employ proper emergency procedures such as flash grenades to halt Casio’s attack. Notably, Casio was not prosecuted with the stabbing despite inflicting sixteen wounds on Peterson.

• Department of Corrections did not stop identified high-risk inmate pairing
• Celebrity status made Peterson an identifiable target for attack
• Security personnel were slow to respond to stabbing emergency
• Prison failed to employ flash grenades or other containment measures
• Peterson’s belongings, including unreleased songbooks, are unaccounted for