TROY, N.Y. – Four home runs in game one of a doubleheader at Robison Field lifted the Rensselaer Polytechnic Institute (RPI) to a sweep of the St. Lawrence Saints by final scores of 10-7 and 5-2 Saturday afternoon. RPI improves to 18-9-1 overall and 5-3 in league play while St. Lawrence falls to 7-12 overall and 2-8 in Liberty League action.