Twelve days into the investigation into the disappearance of Savannah Guthrie’s mother Nancy Guthrie authorities have yet to identify a suspect or even a person of interest, but a former FBI profiler ...

OK. We're now joined by former FBI agent and FBI profiler Mary Ellen O'Toole. She worked in the agency's Behavior (ph) Analysis Unit for more than a decade and is now the director of the forensic ...

Add Yahoo as a preferred source to see more of our stories on Google. ABC News’ Linsey Davis spoke with former FBI profiler Mary Ellen O’Toole on the importance of the suspect’s psychological profile ...

NPR's Steve Inskeep speaks with Mary Ellen O'Toole, a former FBI senior profiler and professor of forensic science, about the latest in the Nancy Guthrie abduction case. OK. We're now joined by former ...