A senior at Guilderland High School was killed early Sunday morning in a crash on the Northway, Superintendent Dr. Marie Wiles announced Sunday evening. WNYT reports 18-year-old Megi Hamza died after her car was hit just before 5:00 a.m. State Police say Hamza’s car broke down in the center lane just south of the Twin Bridges. A tractor-trailer stopped to help Hamza, and that’s when police say 72-year-old Timothy Murphy did not see her car and hit it while trying to avoid the tractor-trailer