In what could be a major break in the Boston Marathon case, investigators are on the hunt for a man seen in a department-store surveillance video dropping off a bag at the site of the bombings, a ... more 
In what could be a major break in the Boston Marathon case, investigators are on the hunt for a man seen in a department-store surveillance video dropping off a bag at the site of the bombings, a Boston politician said Wednesday. less 
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WCVB - Boston
Thu, Apr 18, 2013 5:51 AM EDT