Boston suspect 'is a punk who showed no remorse'

Massachusetts Institute of Technology police chief John DiFava said Boston Marathon bombing suspect Dzhokhar Tsarnaev was a "punk" who showed no remorse in court.

The police chief added that he wants the death penalty if Tsarnaev is found guilty, according to the Boston Herald.

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Boston suspect pleads not guilty

Survivors and relatives of the victims of the Boston Marathon bombing have heard the suspect Dzhokhar Tsarnaev plead not guilty to using a weapon of mass destruction and 29 other charges.