A 22-year-old Utah man accused of fatally shooting conservative commentator Charlie Kirk could face execution by firing squad under state law if convicted and if lethal injection drugs are unavailable, authorities and legal experts said.

Police identified the suspect as Tyler Robinson of Washington, Utah, who was taken into custody Thursday night, authorities said. Robinson was arrested around 11 p.m. in southern Utah after a manhunt prompted by the attack at Utah Valley University in Orem, where Kirk was fatally shot during a public event earlier in the week.

Gov. Spencer Cox had publicly said the person responsible would face the death penalty if apprehended. The governor’s comments come as Utah is one of five states that permit execution by firing squad under specific conditions; the others are Idaho, Mississippi, Oklahoma and South Carolina. Lethal injection remains the primary method of execution in the United States, and 27 states authorize capital punishment.

According to authorities and media reports, Robinson confessed to his father, identified in reporting as Matt Robinson, who is a member of law enforcement. The father contacted authorities and helped secure his son before he could be taken into custody, sources told media outlets. U.S. President Donald Trump, appearing on Fox News, announced the arrest and said "someone very close" to the suspect had turned him in.

Kirk, 31, was shot in the neck shortly after beginning a question-and-answer session as part of his "Prove Me Wrong" event on a university campus attended by about 3,000 students and supporters. He was rushed from the stage and taken to Timpanogos Regional Hospital in Orem, where he was pronounced dead. Kirk, who co-founded Turning Point USA in 2012, is survived by his wife, Erika Frantzve, and their two young children.

Surveillance footage released by authorities showed a person who appeared to be the shooter fleeing across a rooftop immediately after gunfire erupted. Police described the case as a homicide investigation and said they would pursue charges accordingly.

Under Utah law, execution by firing squad has a complex legal history. The state repealed the firing squad as a primary method of execution in 2004 but allowed inmates who had previously chosen the method to retain that option. In 2015, the Utah Legislature reinstated the firing squad as an alternative only if the state cannot obtain the drugs required for lethal injection within 30 days of a scheduled execution. That contingency means a convicted person could be executed by shooting if lethal injection drugs are unavailable and certain procedural requirements are met.

Firing-squad executions have been rare nationwide in the modern era. Since the U.S. Supreme Court reinstated the death penalty in 1976, there have been only a handful of executions by shooting. Media accounts cite at least 144 civilian prisoners executed by shooting in U.S. history, with the majority occurring in Utah before changes in execution practices. The most recently reported firing-squad execution involved Brad Sigmon at South Carolina’s Broad River Correctional Institution, which media said was the first such execution in 15 years.

Robinson’s background, as reported by news outlets, includes brief attendance at Utah State University on a scholarship for one semester in 2021. He lives in a six-bedroom home in Washington, Utah, valued at about $600,000, located roughly 260 miles south of Orem. Media reports also noted family social media posts showing Robinson at family events and an image from 2017 of him wearing a Donald Trump costume for Halloween. His mother, Amber Robinson, works for a state-contracted care coordination company, according to reporting.

Legal analysts said that any discussion of execution method remains premature until charges are filed, the case proceeds through the courts and a conviction and sentencing decision are reached. Utah’s statutory provisions and past legislative changes mean a death sentence would not automatically result in a firing-squad execution; the state would proceed under the statutes and rules in effect at the time of sentencing, and practical considerations such as access to lethal injection drugs would factor into the ultimate method used.

Authorities have said the investigation is ongoing. Local and federal law enforcement agencies were involved in the response at the campus and in the subsequent search that led to the arrest. Prosecutors have not yet announced formal charges in court filings released to date. Kirk’s organization and family issued statements expressing grief and calling for a thorough investigation; university officials said they are cooperating with law enforcement and reviewing campus security measures.

The case has reignited debate over capital punishment methods and the availability of lethal injection drugs, issues that have prompted states to broaden alternative methods in recent years. Any move to carry out a sentence by firing squad would likely draw legal scrutiny and public attention, as would prosecutorial decisions in a high-profile killing of a public figure.

Court proceedings and further official statements from law enforcement and the Utah governor’s office are expected as authorities complete their investigation and prosecutors determine charges and strategy. Until then, policy questions about execution methods in Utah will remain contingent on future developments in the criminal case and on the procedural implementation of the state’s statutes governing capital punishment.