The Watertown Raiders football team opened the season with a win over Arlington Catholic. The Watertown High football team opened up its season in grand style with a convincing 43-6 win over Arlington Catholic Friday night at Victory Field. The Raiders, who are hoping to rebound from a disappointing 4-7 season a year ago, showed early indications that they are on their way of doing just that. “A lot of our younger guys got a lot of experience last year and you saw some of that development in this game,” Watertown head coach John Cacace said. “Overall I thought the team played a very solid, physical game.