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For 20 years, the murder of 8-year-old Susan Nason had been a cold case.

The fourth grader from Foster City, California, had been abducted near her home in September 1969.

It was a small bedroom community of San Francisco, a quiet place unaccustomed to serious crime.

Susan had walked home from school after the 3 p.m. bell and checked in with her mother, who was

sewing a dress for her daughter's ninth birthday that weekend. Susan then went down the block to

return a pair of shoes to a friend, but never returned home.

Soon, missing child posters were circulating with the girl's photo.

She was described as four foot five, 60 pounds, heavy with freckles across nose, and wearing white bobby socks.

Her mother went on TV and pleaded with Susan's abductor.

Please bring her back.

Three months after her disappearance,

Susan Mason's remains were found in a wooded area a few miles from town.

Her skull had been crushed.

Police chased hundreds of leads, but they went nowhere.

No one was arrested, and the case seemed unlikely ever to be solved.

Twenty years later, the DA's office got a phone call.

A woman named Eileen Franklin Lipsker had an extraordinary story. She had been Susan

Nason's best friend in elementary school. Eileen said she knew who had killed her best friend

and that she had actually been there to witness it. The killer, she said, was her own father,

George Franklin.

The memories had been buried in her mind for two decades, but recently came back to her in a flash.

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