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Boston Marathon Bombing: The Manhunt

Authorities say they have a clear picture of a potential suspect in the bombings
04/16/2013

Transcript for Boston Marathon Bombing: The Manhunt

It's been two days since the deadly bombings at the Boston Marathon here and in that time the investigation. Into who. Was responsible for that atrocity has really accelerated with some very promising... See More
This transcript has been automatically generated and may not be 100% accurate.
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