Is There a Fire in a Commercial Building?

"I was doing a foot patrol of the building and I could hear the roof hatch door banging in the buzz of the freight elevator machinery starting up." "There can't be someone on the first floor messing with me because there's a call button on each floor, but no way to control the elevator from outside other than that. In order to control the Elevator, you have to be inside ... There's no way about it," he says. 'The last time I had seen the elevator, it had been on the firstfloor with the doors open'