SFGateUS trained Alaskans as secret 'stay-behind agents'Monterey County HeraldFILE - This March 26, 1947, file photo shows Federal Bureau of Investigation Director J. Edgar Hoover calling the communist party of the United States a "Fifth Column" whose "goal is the overthrow of our government" during testimony before the House ...US trained Alaskans as secret `stay-behind agents'Stars and Stripesall 81 news articles »