Crime & Justice With Ashleigh Banfield

A motive in the murder case has not been confirmed as allegations of Chris' infidelity draw greater scrutiny. Those who know the Watts family have described a seemingly happy union possibly beset by mounting tension. "It's beyond belief, really," friend told PEOPLE. "And it makes you wonder about other people you know. If this couple who seemed so perfect was like this, what are the other couples like?" via Knit