Trevor Aaronson is a reporter, a contributor at The Intercept, and host of Alphabet Boys, which is his project of deep investigation into various "three-letter" agencies like the FBI and DEA. In the first of the stories, which you can listen to at the first link below, Trevor recounts how the FBI apparently had an undercover agent, or agent-provocateur, among the protesters during the George Floyd protests in Denver.
FBI Had Snitch Inside Denver's George Floyd Protests | Westword