Emma Brennan (Winchester) knows how important team chemistry is, especially when it comes to achieving the ultimate goal of winning a state title. As one of five seniors on the Matignon girls hockey team, Brennan believes it can have both a positive or negative impact on any squad.Against Walpole last February in the preliminary round of the Division 2 state tournament, it was put to the test, and ultimately failed, when the Rebels skated [...]