Sally Cox: "…The popping kept going off. And I just dove underneath my computer desk.... I could see his feet and his legs from the knees down... his feet were facing in my direction. And I just froze with fear. And then ... he turned around and I could hear him walk out. I heard the door close and then I just heard popping starting all over again. And then the secretary, she was down behind my desk and we pulled the phone off the desk and she called 911. ... she said, “... please send help right away. We...