CNN CNN Newsroom April 29, 2013 17:31:00
If he had received formal training, it could have come while he was overseas. a source tells cnn neither testing nor training has been eliminated as a possibility. the source is cautioning. the source says the two-day search of a landfill in new bedford for a computer laptop ended without success. the fbi was following leads when the bombing suspect dzhokhar tsarnaev and others that his laptop was thrown into a dumpster and picked up for disposal at a landfill. the official added the laptop may be a crucial part of the investigation. they haven't found it ye more a the bombing suspect dzhokhar...
Source: archive.org