The Lockheed Martin RQ-170 Sentinel, nicknamed Wraith, [2 ] is an American unmanned aerial vehicle (UAV) developed by Lockheed Martin and operated by the United States Air Force (USAF) for the Central Intelligence Agency (CIA).
Alternatively, C. ruderalis may be included within C. sativa, or all three may be treated as subspecies of C. sativa, [1 ] [6 ] [7 ] [8 ] or C. sativa may be accepted as a single undivided species. [9 ]