Al-Qaeda has reestablished its central organization, training infrastructure and lines of global communication over the past two years, putting the United States in a "heightened threat environment" despite expanded worldwide counterterrorism efforts, according to a new intelligence estimate. -
Al-Qaeda's Gains Keep U.S. at Risk, Report Says
Al-Qaeda has reestablished its central organization, training infrastructure and lines of global communication over the past two years, putting the United States in a "heightened threat environment" despite expanded worldwide counterterrorism efforts, according to a new intelligence estimate.-
By Karen DeYoung and Walter Pincus