Island Cup

To most of us "wash-ashores," the islands of Martha''s Vineyard and Nantucket are resort destinations, summer homes for the Kennedys, the Obamas, and--yes--Bill Belichick. But the year-rounders see a different picture.

After the tourists and jetsetters leave, the cold weather descends, and the local shop owners, carpenters, and fishermen ready themselves for the main event: high school football. Fo...