Jewish problems (2011) 11 years ago
https://en.m.wikipedia.org/wiki/East_Ramapo_Central_School_D...
Read the history section.
Vigilante street patrols with vehicles made to look like marked and unmarked police vehicles, often under the guise of being affiliated with a volunteer ambulance service:
http://privateinvesigations.blogspot.com/2011/07/williamsbur...
http://gothamist.com/2010/06/05/pedestrian_struck_by_volunte...