First pic, and an article from 2019. If I remember right, there was a twatt in 2018 as well…
Marines Train for Riot-Control
U.S. Marines with Company A, 3rd Law Enforcement Battalion, III Marine Expeditionary Force Information Group practice techniques to de-escalate rioters during crowd control training at Camp Hansen, Okinawa, Japan, Jan. 10, 2019. Military policemen use shield formations, clearance teams and snatch teams to de-escalate potential riots and protests. (U.S. Marine Corps video by Cpl. Alexis B. Betances)
https://www.military.com/video/marines-train-riot-control