Lost in USC’s signing day madness was David Sills’ verbal commit to the Trojans. Unlike the rest of USC’s current recruiting class, Sills will be arriving on campus in 2015. In the last 48 hours, the QB from Delaware has become the most popular teenager in the country outside of the Jonas Brothers. Sills and his family headed to Manhattan Friday morning for a guest appearance on Good Morning America. Call me crazy but isn’t 13 a little too...