{"meta":{"exportedAt":"2026-10-24T06:49:39.307Z","formatVersion":2,"selection":{"q":"police-stop","system":"","harm":"","context":"","country":"","role":"","relation":"","evidence":"","year":"2024","response":"","severity":"","verification":"","view":"incidents","sort":"added"},"totalIncidents":1,"coverage":{"cases":1,"countries":1,"languages":1,"unknownLocation":0,"locationPending":0,"unknownLanguage":0,"unknownDate":0,"lawsuits":1,"regulatory":0,"minors":0,"coreRelations":0,"contextualRelations":1,"mixedRelations":0,"unknownRelations":0,"relationPending":0,"relationUnknown":0},"countingNote":"Distinct public cases in this selection. People counts apply within individual cases only; cross-case person overlap has not been resolved. No population incidence estimate.","affectedCountNote":"Interpret person counts with affectedCountStatus and the reported effects. Unquantified zeros are placeholders, not a measured zero.","source":"AI incidents","publisher":"NOPE","url":"https://nope.net/incidents","license":"CC BY 4.0"},"incidents":[{"id":"2024-aracaju-brazil-stadium-facial-recognition-false-match-police-led-fan-from-stands-state-suspended-system","caseFacts":{"claims":[{"id":"c1","status":"reported","evidence":[{"locator":"'denunciou ter sido abordado de forma constrangedora pela Polícia Militar, após reconhecimento facial de câmeras de segurança, durante uma partida de futebol'; 'o homem foi liberado após ser comprovado que ele não era a pessoa procurada.'","relation":"supports","source_id":"s1"},{"locator":"'porque eu tinha sido reconhecido por um sistema de reconhecimento facial, e que tinha um mandado de prisão em aberto para mim'","relation":"supports","source_id":"s2"},{"locator":"'em 13 de abril de 2024'; 'foi revistado e levado a uma sala de apoio da corporação.'","relation":"supports","source_id":"s3"}],"assertion":"At half-time of the Sergipe championship final at the Batistão stadium in Aracaju on 13 April 2024, military police took a fan from the stands to a police room after the stadium's facial recognition system flagged him as a man with an open arrest warrant; he was searched and questioned and released after police confirmed he was not the person sought.","causal_attribution":"The man's account (via his lawyer, Fantástico and his damages petition) and the military police statement; reported."},{"id":"c2","status":"reported","evidence":[{"locator":"'Lamento a falha na ferramenta de reconhecimento facial ocorrida durante final do Campeonato Sergipano.'; 'determinei a suspensão do uso do sistema até que novo protocolo seja implantado'","relation":"supports","source_id":"s1"},{"locator":"'O sistema errou, o torcedor acabou sendo liberado e o governo do estado suspendeu o uso do programa.'","relation":"supports","source_id":"s2"},{"locator":"'determinou a suspensão do uso da ferramenta até a adoção de um novo protocolo diante da repercussão do caso.'","relation":"supports","source_id":"s3"}],"assertion":"Sergipe's governor publicly regretted the failure of the facial recognition tool at the final and suspended the system until a new protocol was adopted.","causal_attribution":"The governor's own published statement, quoted by G1; reported."},{"id":"c3","status":"reported","evidence":[{"locator":"'pedir indenização de R$ 550 mil por danos morais'; 'Na ação à 12ª Vara Cível de Aracaju, apresentada em junho de 2024'; 'não teria sido contratado pelo governo estadual, e sim pela Prefeitura de Aracaju'; 'Em decisão assinada em dezembro passado, o magistrado responsável pelo processo mostrou pouca disposição para embarcar no jogo de empurra ensaiado pelo governo de Sergipe.'","relation":"supports","source_id":"s3"}],"assertion":"In June 2024 the fan sued the state of Sergipe for 550,000 reais in moral damages at the 12th Civil Court of Aracaju; the state argued that the Aracaju municipality had contracted the facial recognition service, and in December 2025 the judge rejected that preliminary objection, linking the episode to the state because state police carried out the stop.","causal_attribution":"Mangue Jornalismo reporting the court file, which it says it read; the documents were not inspected here; reported."},{"id":"c4","status":"reported","evidence":[{"locator":"'a ferramenta de monitoramento “é precisa e eficiente”, embora admita a possibilidade de ocorrência de “falsos-positivos”'; 'O referido sistema não se propõe à identificação absoluta de pessoas tão somente em razão do alerta emitido, mas constitui um indicativo de semelhança.'","relation":"supports","source_id":"s3"}],"assertion":"In the state's defence, the head of Sergipe's Civil Police wrote that the monitoring tool is precise and efficient but can produce false positives, so a similarity alert needs police confirmation.","causal_attribution":"The Civil Police letter as quoted by Mangue Jornalismo; reported."}],"effects":[{"label":"led from the stands by police, searched and questioned after a false facial recognition match, then released","claim_id":"c1","direction":"negative"}],"sources":[{"id":"s1","url":"https://g1.globo.com/se/sergipe/noticia/2024/04/15/personal-denuncia-detencao-constrangedora-pela-pm-durante-jogo-de-futebol-em-aracaju.ghtml","kind":"news_report","access":"read","language":"pt","translation_note":"Read in Portuguese on 2026-10-24 from the publisher page (HTTP 200); translated by the research agent (an AI); no human translator reviewed it. G1 Sergipe, 15 April 2024: the man's lawyer, the military police statement and the governor's post.","independence_group":"globo-aracaju-stadium-2024-04"},{"id":"s2","url":"https://g1.globo.com/fantastico/noticia/2024/04/21/medo-frustrado-e-constrangido-diz-homem-detido-por-engano-em-estadio-apos-erro-do-sistema-de-reconhecimento-facial.ghtml","kind":"news_report","access":"read","language":"pt","translation_note":"Read in Portuguese on 2026-10-24 from the publisher page (HTTP 200); translated by the research agent (an AI); no human translator reviewed it. G1 page for the Fantástico report of 21 April 2024 (same Globo group as s1); interviews the man and the military police.","independence_group":"globo-aracaju-stadium-2024-04"},{"id":"s3","url":"https://manguejornalismo.org/governo-de-sergipe-empurra-para-a-prefeitura-o-erro-no-reconhecimento-facial-que-deteve-torcedor-negro-do-confianca-no-batistao/","kind":"news_report","access":"read","language":"pt","translation_note":"Read in Portuguese on 2026-10-24 from the publisher page (HTTP 200); translated by the research agent (an AI); no human translator reviewed it. Mangue Jornalismo, 29 January 2026, reporting the lawsuit file (petition, the state's defence, a Civil Police letter and the December 2025 decision); the court documents themselves were not read.","independence_group":"mangue-court-file-2026-01"}],"version":1,"ai_roles":["institutional_use"],"contexts":["justice","everyday_life"],"unknowns":["The vendor and model of the facial recognition system and the similarity score of the alert.","Whether the suspension was lifted and on what protocol.","The final judgment in the damages suit.","Whether he was handcuffed: Fantástico says so, while the petition as reported says he was led as if handcuffed."],"geography":{"basis":"The stop took place at the Lourival Batista stadium in Aracaju, Sergipe, Brazil, and the damages suit is before the 12th Civil Court of Aracaju. His residence is not stated.","court_countries":["BR"],"event_countries":["BR"],"affected_person_countries":[]},"publication":{"basis":"Published as a facial recognition false match acted on by police: the system flagged a fan as a wanted man, police led him from the stands and released him, and the governor called it a failure of the tool and suspended it. Series note: the outcome added to the published facial-recognition police cases is a government suspension of the system because of this false match, together with a court ruling that the state answers for a stop made on a municipally contracted system. Claims rest on Globo reporting and on Mangue Jornalismo's reading of the court file. He is not named.","reviewed_on":"2026-10-24"},"ai_involvement":{"basis":"The stadium's facial recognition system matched the fan to a man with an open arrest warrant, and military police stopped him on that alert (G1, Fantástico, the damages petition as reported by Mangue Jornalismo). The match was wrong: police released him after checking, and the governor publicly regretted 'the failure of the facial recognition tool' and suspended it. The system's own false match is what went wrong; the police decision to detain him rested on it.","status":"reported"},"person_relations":["made_claim_about","informed_decision_about"]},"name":"Aracaju (Brazil): facial recognition falsely matched a football fan to a wanted man; police led him from the stands and the state suspended the system","summary":"During the half-time interval of the Sergipe state football championship final at the Batistão stadium in Aracaju on 13 April 2024, military police took a personal trainer from the stands to a police room after the stadium's facial recognition system flagged him as a man with an open arrest warrant; he was searched and questioned and released once police confirmed he was not the person sought (G1, his lawyer and the military police). Sergipe's governor publicly regretted 'the failure of the facial recognition tool' and suspended its use until a new protocol was adopted. In June 2024 the man sued the state for 550,000 reais in moral damages; the state argued that the Aracaju municipality, not the state, had contracted the system. In December 2025 the judge rejected that preliminary objection, according to Mangue Jornalismo, which read the court file. No final judgment is reported.","incidentDate":"2024-04-13","incidentKind":"single_event","incidentDatePrecision":"day","exposurePattern":"single_interaction","reportedDate":"2024-04-15","aiSystem":"Facial recognition alerts from the video-monitoring system used by Sergipe military police at the stadium; according to the state's court defence it was contracted by the Aracaju municipality with a private company. The vendor is not named in the sources read","aiProduct":"Unidentified facial recognition system","severity":"medium","verificationStatus":"credible","harmCategories":[],"harmOutcomes":["loss_of_liberty","psychological_distress","reputational_harm"],"harmOutcomeSummary":"A fan wrongly flagged by facial recognition as a wanted man was led by police from the stands in front of the crowd, searched and questioned before release, and in his damages suit describes lasting fear of police.","frameworkFacets":[],"causationStatus":"supported","participantUsersAffectedMin":0,"otherPeopleHarmedMin":1,"affectedCountStatus":"exact","affectedCountEvidence":"One fan detained after the false match (G1, Fantástico, Mangue Jornalismo). He did not use the system; police did, so he is counted among other people harmed. The separate 2023 Pré-Caju stop is not counted.","victimAgeRange":"adult","jurisdiction":"BR","platformType":"other","outcomeType":"lawsuit_ongoing","outcomeStatus":"ongoing","primarySourceUrl":"https://g1.globo.com/se/sergipe/noticia/2024/04/15/personal-denuncia-detencao-constrangedora-pela-pm-durante-jogo-de-futebol-em-aracaju.ghtml","primarySourceLabel":"G1 Sergipe, 15 April 2024: personal trainer reports embarrassing police detention during a football match in Aracaju (Portuguese)","firstPublishedAt":"2026-10-24T03:20:42.993061+00:00","updatedAt":"2026-10-24T03:20:42.993061+00:00","scopeVersion":"facts-v3","tags":["facial-recognition","false-match","police-stop","stadium","lawsuit","brazil"]}]}