On 10 Feb 2007 11:55:19 -0800, "MIG"
wrote:

How long do you suppose the gates remain open? Anyway, with people
jammed up behind, it's not easy to turn round, and by the time you
could shuffle out, the gates would definitely be closed.

My ticket would then still have worked, but hers wouldn't.

Don't they stay open until someone goes through them?