I was assaulted by a Met Police officer at 14, I now train them. Here's how police racism works

Sayce Holmes-Lewis was assaulted by the Met Police at age 14, and since then has been stop and searched over 30 times.

Holmes-Lewis speaks to Insider about his experiences and the racism within UK policing. Since these experiences he now runs training sessions for police officers to change the way they interact with the public and is the Founder & CEO of Mentivity, a mentoring organisation for young people.