NEW YORK AP – Philanthropist Brooke Astor’s 85-year-old son had it all but wanted more, and now he might have to face his remaining years in a stark prison cell after being convicted of looting his ailing mother’s nearly $200 million estate.

The verdict against Anthony Marshall, a former U.S. ambassador and Tony Award-winning Broadway producer, ended a five-month trial that revealed the sad decline of the society doyenne, who had Alzheimer’s disease when she died in 2007 at age 105.