The detectives asked the victim's younger son about his father's relationships with his family and others.

The detectives asked the victim's older son about his father's relationships with his family and others.

The detectives met with Fay's boyfriend to find out what he knew about the victim.

Investigators spoke to Deirdre and Liam's neighbors about them and their whereabouts.

The detectives asked Justine about her reported relationship with former church member Emmett Sanford.