Investigating the Malaysia Airlines crash in Ukraine

Aired: 7/17/2014 | 0:07:55 | Clip
How safe was it for a Malaysia Airlines plane to be flying in airspace over conflict-torn Eastern Ukraine? Gwen Ifill talks to former CIA official Charles Duelfer and Jim Hall, former chairman of the National Transportation Safety Board, about potential geo-political reverberations and what will help investigators piece together what happened.