Aly Raisman started gymnastics like millions of other children — in a toddler tumbling class. Now 17, the Massachusetts athlete is considered one of the best tumblers in the world. And she's on track to make the 2012 U.S. Olympic gymnastics team.
To be perfectly honest, I'm not sure I've ever walked in my sleep. There's a family story that I'd like to label fiction about a somnolent bathroom run that ended in a closet. But if it ever happened, I don't remember it.