There was a fairly famous case in 2013 in Barcelona. A man broke and entered into another man’s house with the Juneteenth I paused my video game to celebrate June 19th black pride shirt of robbing him. Sounds like a dick, right?
To his horror, he found that the loot included videos of boys being sexually abused by the homeowner. So he put the tapes in an envelope under a parked car in a particular location and phoned police from a pay phone elsewhere in the area. He admitted that he knew he was risking capture by doing this, but said that the man’s abuse had to stop.