https://www.worldtribune.com/setup-reports-shed-new-light-on-plainclothes-embeds-on-january-6/
“Plainclothes” operatives in a so-called Electronic Surveillance Unit (ESU) were embedded among the Jan. 6, 2021 protesters for the purposes of conducting video surveillance, according to newly revealed evidence.
Citing a Jan. 3, 2021 report by D.C. Metropolitan Police Department (MPD) chief Robert Contee, The Epoch Times reported on June 20 that Homeland Security Bureau, Special Operations Division began to activate Civil Disturbance Unit (CDU) platoons on Jan. 4, 2021.