Pakistan, June 21 -- Anne Hathaway has some groundbreaking news. The Devil Wears Prada star revealed that she is pregnant with her and husband Adam Shulman's third baby. Hathaway, 43, shared a sweet video of herself in a flowing white dress that perfectly showed off her growing baby bump in a June 19 Instagram post. She cradled her belly before flashing a giddy smile in the video, set to the Barbara Lewis song "Baby, I'm Yours." She likewise captioned the reveal, "x Baby, I'm yours x." And Hathaway and Shulman-a producer and jewelry designer-have plenty of experience navigating the wonderful ups and downs of parenthood as they've raised sons Jonathan, 10, and Jack, 6. "We're all just in it," she told Elle last month. "Adam and I are soaki...