Investigators learning more about bombers' motives

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Investigators learning more about bombers' motives

Investigators learning more about bombers' motives
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Investigators learning more about bombers' motives

by WMUR - Manchester 1:44 mins

U.S. officials said preliminary evidence from their interrogation of Dzhokhar Tsarnaev, suggests the he and his brother may have been motivated by religious extremism.

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