CHATSWORTH (CBS) — The principal at Chatsworth High School has been placed on administrative leave, but LAUSD officials are not saying why.

District officials say Principle Tim Guy was placed on leave Monday. Assistant Principal Chuck Miller has temporarily taken over the position.

Students KCAL spoke with said Guy has been the principal at Chatsworth High for three years. The Los Angeles Unified School District said Guy started with the district in 1978 as a teacher’s assistant.

Officials say Guy will remain on administrative leave pending a district investigation and that all personnel matters are kept confidential.