As a first-time mum, Leah said she was nervous about weaning. (Leah Weenen) I’ll never forget the night that changed me as a mother. On a seemingly ordinary evening in March, my eight-month-old son, ...

Video captured the moment an older sister acted quickly to save her younger brother from choking. NBC News’ George Solis explains how the young girl's first-aid skills saved his life and the mother’s ...