Teacher Danielle Polanco, left, instructs students to head to the back of the classroom and sit silently on the floor during a lockdown drill held at Saugus High School on Thursday. Dan Watson/The Signal
Saugus High School conducts lockdown drill
At 11:18 a.m., the Saugus High School campus is usually bustling with 2,450 students moving between classes during the school’s daily passing period. However, things were different Thursday morning when…
