Investigators Tackling Boston Bombings Must 'Triage'

Aired: 4/16/2013 | 0:08:51 | Clip
Gwen Ifill talks with former deputy national security advisor Juan Zuarte and former senior FBI Official Don Borelli for their takes on the investigation and how authorities are sifting through evidence, as well as the president's characterization of the bombings as a terrorist attack.