vicary hit a wall.onderful father, his loving family. >> and the minute something would leak out about maybe things weren't so wonderful in the family, he would start crying. and he would kind of dissolve. and whimper. and he just wouldn't go any further. >> vic vicary put erik on anti-depressants and slowly, a trust began to form. >> as the months rolled by, i got more and more pieces of information. and it got worse and worse and worse as to what was going on in his family. until finally the dam broke. i erik and lyle's cousin alan andersen had lived with the menendez family and knew the public didn't understand. >> they just knew that, "okay, we got these rich kids, boom, shot their parents. now they're-- think they're multimillionaires. well, that's not the case. >> alan had begun thinking back to some very disturbing things he had witnessed at the menendez house, as had cousin diane hernandez. >> he would take their heads and push them underwater until they started panicking and needed up he would