A profile of a family that claims to be tormented by unseen forces, including ghostly visions, electrical phenomena and mysterious medical troubles; and so-called sightings of MIBs, strange and furtive ""Men in Black"" who travel in threes, speak in unison and are said to be aliens. Also: the search for a suspected swindler in Mexico. Wanted: Maria Socorro de Rodriguez LaPine Wanted: Mark Gagliardo