They can be boarded at various points in the city.
One of the men boarding at 86th, however, was completely different.
It was full time and he also boarded at the school.
Two other men, also in their 20's, boarded at the same time.
In Chicago he boarded at a house where there were several women.
The police said the two boarded the second car together at the 66th Street station.
Many continue boarding at the school while going to college elsewhere.
He was also the guard who had boarded the blue cars at the final moment.
It's been delayed, but they could begin boarding at any time.
The survivors might have been boarding it at that very moment.