As spring vacation offers a break to students at Hopkinton High,  lacrosse and track athletes continue to work hard. Hillers Track and Field Both boys and girls track teams are undefeated with records of 3-0, having defeated Holliston, Medfield, and Medway in regular-season meets. The teams are coming off strong indoor seasons, in which the girls went undefeated and won the Tri-Valley League title. Both teams have enjoyed tremendous success in the TVL the past few years. This spring the girls hope to reach a landmark streak of 100 meets going undefeated, and win the TVL outdoor title for the …