write: Isolate the victim from the crime scene suspect(s) and witnesses.  Victim should not be questioned beyond obtaining a description of the perpetrator.  The victim should

if immediate medical attention is needed request emergency medical personnel.  If there is a crime scene related to the assault
isolate the area and assign a staff member to safeguard it.  Isolate the victim from the crime scene
suspect(s) and witnesses.  Victim should not be questioned beyond obtaining a description of the perpetrator.  The victim should not eat or drink
change clothes
or shower
while awaiting police arrival.  Notify appropriate assistant superintendent and offices of communications and of safety.  If victim is a (School/School Division) student
contact parent or guardian.  Confidentiality must be maintained during the investigation. – Direct the individual (student or staff) not to repeat any information elsewhere in the school – Take action to control rumors  Notify Crisis Response Team.  Document all actions taken by staff. Teachers/Staff  Notify the principal immediately.  DO NOT LEAVE THE VICTIM ALONE.  Determine if immediate medical attention is needed
if so summon help.  Isolate the victim from the crime scene
suspect(s) and witnesses.  Victim should not be questioned beyond obtaining a description of the perpetrator.  If appropriate
preserve all physical evidence of the crime. Shooter If a person displays a firearm
begins SHOOTING or shots are heard: Principal/Crisis Management Team (CMT)  Assess the situation.  Initiate Lockdown procedures.  CALL 911 and request police and emergency medical assistance. Provide the following information
if known:  Location of shooter(s) – use exit door numbers as a reference