×U.S. EditionPart of HuffPost News. ©2022 BuzzFeed, Inc. All rights reserved.×Army personnel have been cautioned on the risk of mass shooters when attending screenings of the movie “Joker.”The Army confirmed Wednesday that a security notice was distributed internally after an investigation unearthed social media posts associated with extremists classified as misogynistic “incels” that suggested replicating the 2012 in Aurora, Colorado, during the Batman film “The Dark Knight Rises,” AdvertisementThe notice, , said: Team, Posts on social media have made reference to involuntary celibate...…×U.S. EditionPart of HuffPost News. ©2022 BuzzFeed, Inc. All rights reserved.×Army personnel have been cautioned on the risk of mass shooters when attending screenings of the movie “Joker.”The Army confirmed Wednesday that a security notice was distributed internally after an investigation unearthed social media posts associated with extremists classified as misogynistic “incels” that suggested replicating the 2012 in Aurora, Colorado, during the Batman film “The Dark Knight Rises,” AdvertisementThe notice, , said: Team, Posts on social media have made reference to involuntary celibate...WW…