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19 children and 2 teachers dead in shooting at Texas elementary schoolMay 24, 2022 -
Venice High School lifts lockdown, no weapon found on campusMay 20, 2022 -
Lockdown at 2 Santa Ana schools lifted after reports of bomb threatMarch 11, 2022 -
Shooting reports prompt lockdowns at three Santa Clarita schoolsFebruary 11, 2022 -
Apple Valley High School lifts lockdown after no weapon foundNovember 19, 2021 -
L.A. police lockdown school after report of student with gunOctober 26, 2021