It's been a hot sec since Prince William and Kate Middleton gave the world an update on the newest member of the royal family: 9-month-old Prince Louis. But lucky for us, Kate told crowds in Dundee, Scotland just this week that he's doing great. So great, in fact, that he's crawling! And apparently, he's not just fumbling around like any old baby, he's out here making a sport of it. In Kate's words, "Louis is a fast crawler.