Harry Potter shop opens at Platform 9 3/4

Platform 9¾, the spot at King's Cross station where young witches and wizards catch the Hogwarts Express, used to be marked only by a sign (and perhaps some light staining where Muggles tried to run through the wall). But as of this weekend, a Harry Potter shop sits between Platforms Nine and Ten. The 9¾ shop lets… » 12/15/12 5:00pm 12/15/12 5:00pm