U.S. service members may be drug-tested for suspected use of “magic mushrooms” under a new policy announced by the Pentagon last week. A memo issued Aug. 18 by the Office of the Under Secretary of Defense for Personnel and Readiness said that, starting Oct. 1, troops may be screened for psilocin, the hallucinogen in psilocybin mushrooms. Psilocybe cubensis, aka “magic mushrooms” or “shrooms,” have been used as a recreational psychedelic drug for decades in the U.S. but remain a Schedule I