Question: What was formed in 2009 by members of For All We Know and Paddock Park,  Air Traffic or Sleeping with Sirens ?
Sentence (from "ATC Zero"): FAA ATC facilities include Air Route Traffic Control Centers (ARTCC); Terminal Radar Control facility (TRACON), Air Traffic Control Tower (ATCT), Flight Service Stations (FSS), or the Air Traffic Control System Command Center(ATCSCC).
Relevant evidence: No