NewserAudrey Doering and Gracie Rainsberry were born in China, and both were adopted by US families in 2007. Little did they know they're twin sisters—and they were reunited for the first time since they were babies Wednesday on Good Morning America. It all started when Audrey asked her parents for a sister for Christmas. 

Her mom, Jennifer, says she wanted to give her 10-year-old daughter information about her history as a Christmas present, so she got in touch with a Chinese researcher for help digging into Audrey's past. That's when she found, for the first time, a picture of a woman—Audrey's Chinese foster mother—holding Audrey on one knee ... and another, identical baby on the other. "As soon as I had that picture, I was desperate to find out ... who that other child was," Jennifer Doering says.

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