WASHINGTON, Nov. 13 (UPI) -- Ex-CIA director David Petraeus and Paula Broadwell used draft emails in a shared account to communicate privately, sources close to the U.S. investigation say.
Sources told CBS News the emails were never actually transmitted, a ruse used by teenagers, terrorists and others who want to communicate electronically without the risk of being hacked. The FBI began the investigation because of the possibility Broadwell herself had hacked Petraeus' email.
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