article_snippet: Aftermath: A damaged white jersey, worn by Boston Marathon bombing survivor Jessica Kensky during the blast, is displayed to the media in a conference room after the conclusion of the day's session .
article_snippet: The tattered remains of a white and black backpack carried by one the Boston bombers was collected following the terrorist attack .
article_snippet: explosions ripped through the race's crowded finished line in Boston April .
article_snippet: Two men in hazardous materials suits put numbers on the shattered glass and debris as Two men in hazardous materials suits investigate the scene of the deadly shooting at the first bombing on Boylston Street in Boston in 2013 .
article_snippet: Prosecutors also presented shredded pieces of a black and white backpack that Prosecutors contend 21-year-old Dzhokhar Tsarnaev and his older brother, Tamerlan, used to carry Prosecutors homemade bombs.
article_snippet: the Boston bombers Boston are seen moving through the crowds at the 2013 marathon.
article_snippet: Tsarnaev saw evidence on Wednesday including shreds of a backpack one brother was allegedly carrying .