Washington (CNN) - One of the best known - and most controversial - public figures of recent years, who said he never used e-mail, is now a devotee of social media, and is using it as a means of re-emerging in public after several years of low-profile life.
Former Defense Secretary Donald Rumsfeld, whose memoir "Known and Unknown" is about to be published, is using both Twitter and Facebook, to publicize the upcoming book and to discuss current events.
FULL STORY
Will Rumsfeld stop Bloomberg from increasing the MTA fares ?