After being knocked out, the man tries to kill Hightower and is easily apprehended by Hooks through a back door to the place Harris and Mahoney are being held hostage.
The man tries to kill Hightower. This was what Harris and Mahoney are being held hostage. The man is easily apprehended by Hooks through a back door to the place. This was what Harris and Mahoney are being held hostage. The man was being knocked out.