CNN EarlyStart April 22, 2013 10:03:00
Investigation, and it's hard to say exactly how he received that injury. there was certainly a shoot-out in watertown. there were explosives thrown. so that's being looked into right now. it's hard to say exactly how it occurred. >> reporter: we're learning more about the tense moments right before tsarnaev's arrest. this aerial video shows infrared images of him hiding out on a boat in the backyard of a home in watertown. according to a law enforcement source close to the investigation, after 25 minutes of negotiations with fbi agents, tsarnaev was apprehended as he was leaving the boat. >> t...
Source: archive.org