Three women who volunteered to investigate the 2011 massacre of 193 people later discovered that they themselves had been investigated by prosecutors, possibly because their findings embarrassed Mexican authorities.
https://www.washingtonpost.com/world/3-in-mexico-who-investigated-killings-were-themselves-probed/2021/11/24/79199314-4d62-11ec-a7b8-9ed28bf23929_story.html?utm_source=rss&utm_medium=referral&utm_campaign=wp_world 3 people in Mexico investigating murders investigated