Changing families: 2 in 5 women would consider parenting solo

Joyce Chen hugs her daughter Kathryn, 10, as they pose for photographs in San Francisco, Wednesday, May 29, 2013. A new poll finds that one in five unmarried women would consider having a child on their own, and more than a third would consider adopting solo, just one indication of America?s changing family structures. (AP Photo/Jeff Chiu)