It was the story that shook southeast Louisiana to its core. WDSU Investigates has new insight into the murders and kidnapping of a Loranger mother and her two daughters.WDSU sat down with Tangipahoa Sheriff Gerald Sticker. Sticker just started as sheriff this month, after the horrific murders. In an in-depth interview, Sticker spoke with WDSU investigative reporter Aubry Killion about the case and solutions. Sticker said Callihan was evil and a time bomb.Sticker said Callihan, although familiar to the agency, had fallen off the radar in recent years.He said nothing suggested he would commit the heinous crime, and that had law enforcement not intervened when they did after the kidnapping, one of the children likely wouldn’t have survived. “My job as sheriff is to keep my finger on the pulse of things,” said Sticker. “There’s a difference between breaking into a residence and stealing to murder and kidnapping.”Callihan admitted to …