I've seen a few David Clarke memes, and think they would be good for getting the message to the black community. His own quotes are powerful and right to the point.
Christopher Story used to write a lot about Leo Wanta. Not sure if that is what got him killed, as he reported on a lot of various corruption, but I remember him frequently including information on Wanta in his reports.
Maybe North Korea? I think we are seeing a progression that ultimately leads to the arrests of all the high-profile people we have come to despise.