https://www.bbc.com/news/uk-england-nottinghamshire-54965228
https://observer.com/2015/03/undercover-feds-went-rogue-during-silk-road-investigation-became-self-made-kingpins/
https://www.theguardian.com/environment/2011/jan/12/activism-protest
https://www.theguardian.com/uk/2011/jan/12/second-undercover-police-officer
https://listverse.com/2016/11/06/10-undercover-cops-who-went-way-too-far/
https://www.ajc.com/news/crime/ex-dekalb-police-officer-sentenced-to-prison-in-gangster-disciples-case/EUTMSJHZERF7FNVXXHL5TEEQVI/
https://www.justice.gov/usao-ndga/pr/former-dekalb-county-police-officer-and-gangster-disciples-member-sentenced-prison