Dzhokhar Tsarnaev Exercising Right to Remain Silent

Boston Bombing suspect is no longer talking to police, as possible evidence of the alleged plot surfaces.
2:48 | 04/25/13

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Transcript for Dzhokhar Tsarnaev Exercising Right to Remain Silent
Let's get to the latest on the boston bombing situation. The suspect's parents may be headed to the u.S. Brian ross has the latest. Reporter: Good morning, george and robin. Authorities are preparing to move 19-year-old dzhokhar tsaranev. Evidence of the alleged planning by him and his brother continues to surface. Overnight,ederal agents and police discovered what could be more evidence of how the bombs were built. A stache of fireworks, emptied of their gun powder, was discovered in a used clothing bin in watertown. It was a device that looks -- not a device. Like a big firecracker. Reporter: The bins are tucked away in the command center for the fbi team gathering evidence in the bombing. Officials believed fireworks purchased by the elder brother may have been used to help make the bo authorities say they don't think there were any other attacks planned. But that the two brothers might have been heading to new york. Police there were scrutinizing this photo, on a russian social network page, of one of the friends of 19-year-old dzhokhar tsaranev. The police commissioner was told the two might be going to new york to party after the bombings. The bit of information that we have, that it may have been words the effect of coming to party in new york. Reporter: People in boston continue to struggle to understand the motive of the bombings and the murder of a police officer on the m.I.T. Campus. At wednesday's memorial service for the officer, vice president biden spoke with angry contempt of the two brothers. Two, twisted, perverted, cowardly, knockoff jihadis, here in boston. Why do they do what they do? ♪ America ♪ Reporter: It was just last YEAR, ON SEPTEMBER 11th, IN THIS Ceremony, at boston's t.D. Garden, that 19-year-old dzhokhar tsaranev, swore allegiance to the united states. Seven months later, he told fbi agents that he and his brother planted bombs at the boston marathon and killed a police officer, because, he said, muslims are at war with the u.S. His father said this morning in russia, he plans to leave russia today to come to boston to see his surviving son and to bury his dead one. The parents continue to deny their son's involvement. And no one, family or friends, has provided a cogent answer as to why the two young men seem to have turned on their adoptive country. Thanks, brian. And we've learned that the

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