Snowden suspected of covering his digital trail,http://m.washingtonpost.com/politics/federal_government/snowden-suspected-of-covering-electronic-tracks-making-it-hard-for-nsa-to-know-what-he-stole/2013/08/24/dd963036-0c8e-11e3-89fe-abb4a5067014_story.html by devonleigh • 13 years ago 2 0 13 years agoMm.washingtonpost.com