PHOTO: Tua Tagovailoa leaving Hawaii for Alabaster, Alabama, is just one of many examples of a handful of schools dominating recruiting rankings on their way to College Football Playoff berths. By TOM SHANAHAN College football's Power 5 label needs to be redefined. It’s no longer a reference to the five major conferences – Southeastern, Atlantic Coast, Big Ten, Big 12 and Pac-12. Welcome to the annual Alabama-Clemson Invitational. Ohio State has joined the two mainstays again, but depending…