Two 77-year-old grandparents are accused of shooting and killing their son-in-law — a New York Times executive — outside San Francisco. Court documents show his estranged wife alleged incidents of domestic violence and child abuse. Trevor Ault reports.

Two 77-year-old grandparents are accused of shooting and killing their son-in-law — a New York Times executive — outside San Francisco. Court documents show his estranged wife alleged incidents of domestic violence and child abuse. Trevor Ault reports.