Originally Posted by PhlyingRPh

I just looked at the photograph carefully for the first time. It actually captures the chubby TSO who chased after me looking straight at me, so he must have seen me just as I was about to take it, rather than just after the flash went off. It also shows a second TSO, whom I did not notice at the time, standing at the other side of the gate looking directly at me with his arm moving as if he is about to point at me, and his face and mouth in a very unnatural contortion, as if he is about to shout. I now think that he is the one who shouted. The shout then caused the tubby TSO to reflexively begin the chase.