Overview
- Fullerton Police said officers are responding to separate phone threats targeting Sunny Hills, Fullerton Union, and Troy High.
- All three campuses were placed on lockdown Thursday afternoon as a precaution during the investigation.
- The department announced the response in posts on X and said the inquiry is ongoing.
- Authorities have not reported any explosive devices, injuries, or arrests at this time.
- Local outlets described the situation as developing with further updates expected.