The office has shaken up its management team and cracked down on underperforming laboratory technicians like the one whose sloppy work prompted the review, medical examiner officials said at a council oversight hearing.

WSJ: NYC rape evidence gets stricter oversight

They were sent to the FBI's national laboratory in Virginia, where technicians will try to reconstruct the devices.

CNN: Healing in Boston as investigators seek 2 seen near bombing

Technicians unveiled the restored sign in the laboratory of the camp museum.

BBC: Auschwitz museum unveils restored stolen sign