Hall was questioned by the [[FBI]] in 1951 but wasn't charged due to FBI decision that the [[Venona project]] would be inadmissable [[hearsay]] and not worth compromising the program. <ref>[http://cryptome.org/fbi-nsa.htm FBI memo, Belmont to Boardman, February 1, 1956]</ref> | Hall was questioned by the [[FBI]] in 1951 but wasn't charged due to FBI decision that the [[Venona project]] would be inadmissable [[hearsay]] and not worth compromising the program. <ref>[http://cryptome.org/fbi-nsa.htm FBI memo, Belmont to Boardman, February 1, 1956]</ref> |