Minnesota curler's premature daughter defies odds

Pyeongchang Olympics Curling Rock Baby
In this 2018 photo provided by U.S. Olympic curler Joe Polo, his 9-month-old daughter Ailsa Polo poses next to a teddy bear in the Polos' home in Duluth, Minn. Polo named his daughter Ailsa after the Scottish island where the granite for curling rocks is mined.