Photos illustrate the journey of Canadian Karl Van Roon, who was missing for four years and was located by his family using artificial intelligence, highlighting his life as a homeless individual in Brazil before his passing.
Karl Van Roon, a Canadian who disappeared from Vancouver in 2022, was missing for four years before his family utilized artificial intelligence to track him down. In 2025, his family discovered he had been living in the streets of Santos, Brazil, where he was unable to communicate much but understood sign language and some spoken languages. Tragically, he passed away due to a pulmonary embolism and was buried as an indigent in 2024.
The family’s search for Karl had been long and arduous, with his parents, Heidi and Terry Van Roon, exploring various avenues in an attempt to locate their son. It was only after using an AI tool that they were led to a news article from a Brazilian outlet, which reported on a homeless man who had been living in Santos and had been communicated with through sign language. This article provided them with the crucial information they needed to piece together Karl’s whereabouts in his final years.
The discovery reflects not only the personal tragedy of the Van Roon family but also raises broader questions about the use of technology in locating missing persons. The successful application of AI in this case showcases its potential benefits, while also illustrating the harsh realities faced by many individuals on the streets, particularly in a foreign country where they may struggle with language and cultural barriers. Karl Van Roon’s story serves as a poignant reminder of the vulnerabilities of those who find themselves living homeless, as well as the importance of family in navigating such challenging situations.
