boston marathon bombing

Timeline: Boston Marathon Bombing

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A chronological summary of the events leading up to the bombing in Boston through the most recent events of the criminal trial.

This courtroom sketch shows defendants Azamat Tazhayakov, left, Dias Kadyrbayev, center, and Robel Phillipos, right, college friends of Boston Marathon bombing suspect Dzhokhar Tsarnaev, during a hearing in federal court Tuesday, May 13, 2014, in Boston. Judge Douglas Woodlock ruled the three men will be tried separately, but their trials do not need to be moved out of Massachusetts. Kadyrbayev and Tazhayakov are Kazakhstan nationals charged with tampering with evidence for removing Tsarnaev's laptop and a backpack containing fireworks from his college dorm room shortly after last year's fatal bombing. Phillipos, of Cambridge, Mass., is charged with lying to investigators.  (AP Photo/Jane Flavell Collins)

Tsarnaev friend due in court Wednesday

Jury selection is expected to begin next week in the trial of a friend of Boston Marathon bombing suspect Dzhokhar Tsarnaev, who is accused …