How Will Birth Order Affect the Royal Children?

William and Kate's royal family is growing. While their kids' birth order will tell us what their future titles will be, what does it say about the people they will become? Dr. Jolie Silva, a licensed psychologist, says the research is mixed, but she has some ideas. InsideEdition.com's Mara Montalbano (https://twitter.com/MaraMontalbano) has more.