Witnesses Raise Security Concerns at Navy Yard Post-Shooting

Aired: 9/16/2013 | 0:04:46 | Clip
Judy Woodruff speaks with Bloomberg News' Chris Strohm, who spoke to eyewitnesses on the scene at a mass shooting at the Washington Navy Yard. Employees recounted hearing gunshots and hiding under their desks, and weighed in on the screening practices to get into the building.