This courtroom sketch signed by artist Jane Flavell Collins shows defendants Dias Kadyrbayev, left, and Azamat Tazhayakov appearing in front of Federal Magistrate Marianne Bowler at the Moakley Federal Courthouse in Boston, Mass., Wednesday, May 1, 2013.  The two college friends of Boston Marathon bombing suspect Dzhokhar Tsarnaev, and another man, were arrested and charged with removing a backpack containing hollowed-out fireworks from Tsarnaev's dorm room. (AP Photo/Jane Flavell Collins)
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