articleThe Brief A tree fell on Alderbrook Road NE on Monday morning, knocking out electricity for over 100 people near Sagamore Hills Elementary School. A fallen tree knocked out power near Sagamore Hills Elementary School in DeKalb County, forcing students to relocate on Monday morning, leaving dozens without electricity on the first day of school. What we know:A large tree crashed down near Alderbrook Road NE on Monday morning, taking down lines and triggering a power outage for 127 Georgia Power customers. The sudden outage disrupted the area surrounding Sagamore Hills Elementary School on the first day of classes. Image 1 of 4 ▼ A large tree fell and knocked out power for Sagamore Hills Elementary School on the first day back, August 3, 2026.