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There are bars on the front of each car (highlighted green). I think it is either misquoted//misspoken about positioning on the train itself, but not on the positioning in the car as being "the front."
There are explanations out there. Check the video mentioned previously in this thread by FireMedic Adventures 17 on youtube.
He was an EMT and explains the logistics of it while still being genuinely sincere about it. It helped me understand it better.