Where to watch The Biggest Little Game in SportsThe biggest game of the year is finally here and it will be a battle of high school football titans. Over the past decade, Bishop Carroll and Bishop Carroll Catholic have been a crosstown rivalry, and with all the hype surrounding this year's game, The Post's Mark Benson has put together a guide to help you catch it.Where: Bishop Carroll Catholic School, 831 11th Ave.When: Kickoff set for 6:30 p.m.How much: FreeWhat to watch for: This is the first time the teams have played each other at the same stadium. After the 2005 game was