The Federal Emergency Management Agency sent out an electronic warning tone to every TV, radio and cellphone in the U.S. on Wednesday Oct, 4. The Nationwide Emergency Alert Test was part of a routine procedure to ensure the alert system is still an effective way to warn Americans about …USA TODAY - Sara Chernikoff • 7hRead more on usatoday.comKeith Kirby flipped this story into News and Black Entertainment. See moreSee more stories in Conspiracy TheoriesSee more stories in FEMASign upSee more stories in Natural Disasters…The Federal Emergency Management Agency sent out an electronic warning tone to every TV, radio and cellphone in the U.S. on Wednesday Oct, 4. The Nationwide Emergency Alert Test was part of a routine procedure to ensure the alert system is still an effective way to warn Americans about …USA TODAY - Sara Chernikoff • 7hRead more on usatoday.comKeith Kirby flipped this story into News and Black Entertainment. See moreSee more stories in Conspiracy TheoriesSee more stories in FEMASign upSee more stories in Natural DisastersWW…