The story
When -- after many visits to doctors and hospitals --- Tian Huiping's son was finally diagnosed with autism, the only advice she was given was to make use of a loophole in China's "one-child" policy that allows parents with disabled children to have one more.
Alone with her son after her husband divorced her, Tian became depressed and desperate enough to consider killing herself and her son, Yang Tao.
"I made a poison for me and my son," she said.
But when she saw her boy smiling up at her happily, she says she couldn't do it.
"I thought, I have no right to end his life, and I cannot kill myself and leave him." 
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CNN's Wayne Drash contributed to this report.
