July 22, 2013 2:52 pm WATCH: Worldwide Celebrations Greet the Royal Baby's Birth The Duchess of Cambridge gives birth to a son. The British Prime Minister, the town crier and the doctor who delivered the royal baby celebrate. US & World Videos 18:12 Police begin to clear protesters from USC campus 3:11 Ryan Gosling skips darker film roles because of Eva Mendes and daughters 2:15 Prince William and Kate Middleton ‘going through hell,' friend claims (report) 8:01 Lady Gaga's outfit changes, Rihanna's bold looks and more iconic Met Gala moments 2:48 Taylor Swift fans react to Jake Gyllenhaal and Sabrina Carpenter's ‘SNL' appearance