POUGHKEEPSIE, N.Y. - The Vassar College field hockey team opened Liberty League play on Wednesday evening and the Brewers posted a 2-0 shutout against Rensselaer Polytechnic Institute (RPI) at Weinberg Field. The Brewers improve to 6-3 overall and 1-0 in conference action while the Engineers see their three-game winning streak snapped and fall to 3-6 overall and 0-1 in Liberty League play.