The guy on the left looks like he has either a shotgun or a paintball gun. I'm leaning towards paintball because it looks like he also has a paintball ammo container. Let me know, anyone.
I took my NY city tour in 1986 or so. I remember looking down from the glass walled restaurant on one of the upper floors of the World Trade Center. I still have the pamphlet from the tour, "The closest some of us will ever get to Heaven."
Reminds of my dear departed Siamese cat who decided, during one of the horrible blizzards of the seventies, that she needed to be outside with us while we shoveled snow. She had exactly that face. We scooped her up and put her inside, and she seemed grateful.