A little girl's reaction to seeing her new doll will warm your heart. For 10-year-old Emma Bennett, it is no ordinary doll. Emma has a prosthetic leg and was filmed crying for joy because her doll has a prosthetic leg too. The American Girl doll was made just for Emma. The video of her getting the gift has now gone viral with over 10 million views and counting. Courtney teamed up with Step Ahead Prosthetics to try and get the doll custom made for Emma.