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Boston Marathon victim describes seeing Tsarnaev in court

10 July 2013 Last updated at 23:06 BST

Boston Marathon bomb suspect Dzhokhar Tsarnaev smirked in his first court appearance, according to a blast victim present in court.

Mildred Valverde said Mr Tsarnaev showed no remorse as he pleaded not guilty to 30 counts of using a weapon of mass destruction in the two 15 April blasts that killed three, including an eight-year-old boy.

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