A Colombian man suspected of playing a role in the assassination of Senator Miguel Uribe has been captured in Buenos Aires, authorities say.
Published on 22 April 2026
A suspect in the murder of Colombian presidential candidate and senator Miguel Uribe has been arrested in Buenos Aires, according to the Prosecutor General’s Office in Argentina.
The suspect was identified in a statement Tuesday as Brian Fernie Cruz Castillo, a Colombian national.
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Following his arrest, Cruz Castillo will remain in custody as he eventually faces extradition. The Prosecutor General’s Office accused him of being part of a criminal conspiracy to kill Uribe.
“According to the investigation conducted in Colombia, the attack was carried out by an organized criminal structure that included several actors,” the statement said.
“Evidence has emerged suggesting that Cruz Castillo may have been involved in the logistical aspects of the attack.”
The Prosecutor General’s Office said Castillo had entered Argentina illegally and had previously been arrested in a robbery case. He credited his latest arrest to the cooperation of Colombian judicial authorities, who had issued an international alert to capture him.
Uribe, a conservative senator in Colombia, He was shot in the head during a campaign event in the capital Bogota in June. He died two months later, in August, after undergoing multiple surgeries. He was 38 years old.
The shooting caused shock and widespread condemnation. Uribe’s death was particularly symbolic.
His mother, prominent journalist Diana Turbay, was murdered in a cartel-linked kidnapping in 1991, and her story was immortalized in a nonfiction book, News of a Kidnapping, by Nobel laureate Gabriel GarcÃa Márquez.
Colombian prosecutors have accused a local criminal network of organizing Uribe’s murder, and several members have been arrested and sentenced.
A suspect, a 15-year-old teenager accused of the shooting, was charged with attempted murder and illegal weapons possession. In August he was sentenced to seven years in juvenile detention.
Colombian prosecutors believe the local group acted on behalf of a paramilitary group known as Second Marquetalia, led by a former commander of the Revolutionary Armed Forces of Colombia (FARC) who operates under the alias Iván Márquez.
Authorities in Colombia ordered the arrest of seven people in Second Marquetalia in March in connection with the murder.
