Where There Is No Doctor

By Associated Press Andrew Feustel, left, and John Grunsfeld work to upgrade the Hubble Space Telescope during a spacewalk, Monday, May 18, 2009. The Atlantis

Photo Credit: Wired By Barton Gellman and Greg Miller U.S. spy agencies have built an intelligence-gathering colossus since the attacks of Sept. 11, 2001, but

By Dina ElBoghdady The ads may start coming in the next few months through e-mail, on billboards, even via a passing reference on Facebook —