Dr. Maya Angelou wrote her new book, 'Mom & Me & Mom,' to better understand the life of her mother, Vivian Baxter. Dr. Angelou lived with Vivian until she was 7 and resumed living with Vivian when she was 13. Though Dr. Angelou says Vivian was a 'terrible' mother for young children, she was a 'fantastic' mother for young adults. When Dr. Angelou was 22 years old, Vivian told her something that changed her life forever. Watch to find out what it was.