Police are searching for the person who broke into a school in Allerton.
Police say the intruder got inside and tripped the alarm at the New York Institute for Special Education early this morning.
Once inside, police say the man took off his shirt and left without it before officers got to the scene.
School staff say it happened hours before any staff or students were on campus. They do not believe anything was stolen.
Police are asking for help locating the man.