Black British anti-knife crime activist Shaun Thompson, 38, has launched a legal challenge against the Metropolitan Police. The police detained the 38-year-old after live facial recognition technology wrongly identified him as a suspect. ‘Stop and search on steroids’ Thompson, who volunteers with the Street Fathers youth outreach group, described the system as ‘stop and search on steroids’ following his 20-minute detention at London Bridge station earlier this year. Returning from a volunteer shift in south London, Thompson was wrongly flagged as a suspect on the Met’s facial recognition database, leading