Boston Marathon bombing December 12, 2019 7:08 am Boston Bomber Wants New Trial Sentence Appeal Attorneys for convicted Boston Marathon bomber Dzhokhar Tsarnaev will appear before a federal judge to plead for a new trial and to have their client’s death sentence overturned. US & World Videos 2:04 Newton dentist office aiming to keep kids comfortable 2:08 Tension grows over campus protests in Boston 1:53 Opening statements begin in the Karen Read trial 2:31 Fallen Billerica Police Sgt. Ian Taylor honored at vigil 2:33 Massive fire destroys Randolph apartment building