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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Colo became a mother of three, grandmother of 16, great-grandmother of 12 and great-great-grandmother of three.
The district's director of homeland security has said officials are planning for 800,000 to 900,000 people to attend the ceremony.
The Supreme Court is set to decide on whether disabled travellers are legally entitled to have priority use of wheelchair spaces on buses.