GENEVA, N.Y.—The William Smith tennis team fell 8-1 to RPI this afternoon in Bristol Field House to conclude its alumnae weekend. The Herons fall to 5-10 overall and 1-5 in conference play, while the Engineers move to 10-4 with a 4-1 mark in the Liberty League. RPI won all three doubles matches over William Smith despite an impressive showing by the Herons in the No. 2 spot. Junior Natalie Haythorn and sophomore Marin Montagne posted the closest doubles match of the day, eventually falling to Masha Karach and Lina Krunmpel 8-7 (7-4) in the No. 2 spot. The Herons tried…