PBS Newshour: Case Against Dzhokhar Tsarnaev Raises Legal Quandaries

Boston bombing suspect Dzhokhar Tsarnaev has been formally charged with using weapons of mass destruction, and if found guilty, could face the death penalty. Gwen Ifill talks with former Justice Department official David Rivkin and Laura Murphy of the ACLU to explore legal questions raised by trying Tsarnaev in a federal court.