A lifelong sibling rivalry between Olga DeFrancesco’s daughter Donna (right) and her son Gregory forced the 88-year-old woman into a guardianship in Harris County Probate Court.

A lifelong sibling rivalry between Olga DeFrancesco’s daughter Donna (right) and her son Gregory forced the 88-year-old woman into a guardianship in Harris County Probate Court.

A lifelong sibling rivalry between Olga DeFrancesco’s daughter Donna (right) and her son Gregory forced the 88-year-old woman into a guardianship in Harris County Probate Court.

A lifelong sibling rivalry between Olga DeFrancesco’s daughter Donna (right) and her son Gregory forced the 88-year-old woman into a guardianship in Harris County Probate Court.