Describe the steps you would take while you wait for backup to arrive

You are the first officer at the scene of an outdoor assault.  You find the victim bleeding but conscious, with two of the victim’s friends and several onlookers standing nearby.  You call for backup and quickly glance around but see no one fleeing the scene.  Describe the steps you would take while you wait for backup to arrive and explain.
Respond to one peer whose steps may differ from yours.
****You must have references****