Ah, thanks for that. I should have assumed the animation showed GMT. Duh.
Thanks to all who replied, except for the TWA800 moonbat... I am so tired of dealing with the third grade science dropouts of that and the "9/11 Truth" industry.
I will waste a clue on that moron anyway: "this thread is not about your favourite imaginary X-Files plot. Kindly start your own thread."
Back to the subject at hand, the story RckyRaCoCo links says that the Atlas 747 was landing, not taxiing, and that the controllers made the error -- for what it's worth.
Bottom line, the system broke down here.
d.o.l.
Criminal Number 18F