Boston Marathon bombing December 12, 2019 6:22 pm Marathon Bomber Lawyers Argue for New Trial Dzhokhar Tsarnaev’s attorneys say he did not get a fair trial for the deadly Boston Marathon bombing and subsequent shootout. US & World Videos 4:02 ‘To Catch a Contractor' series leading to changes 1:02 20% of nurses to leave field within 2 years 6:03 Tensions rise during campus protests at MIT and Harvard 1:05 Marking construction safety week in Boston 20:19 Karen Read's attorney accuses witness of perjury at murder trial