Senior Elizabeth Boyle scored twice as fourth-seeded Morris Knolls (14-5-2) defeated 13th-seeded Watchung Hills (7-11) 3-1 in the first round of the NJSIAA North Jersey, Group 4 Tournament on Monday in Rockaway.Boyle opened the scoring with 1:59 remaining in the first quarter off an assist from Juliana DeCongelio. Abigail Gerdes extended the lead to 2-0 in the second quarter at the 8:16 mark. Boyle added her second goal with 10:59 left in the fo…