Actually, I can think of another way her viewings might not come to pass...
Balefire.
Balefire basically takes a thread out of the pattern, before someone did something. If she sees something, but later that person is Balefired, then he might not have had a chance to do whatever it was that he...
No, you missed my point.
Heroes are people connected to the wheel, right? When not alive, they wait in TAR. When Min has a viewing about one of them, then she can, in theory, see them there as well, can she not? BUT, if time works differently there, then it's possible that when she sees...
There is a thing about Min and TAR, which is problematic. We know that time is working funny in TAR. Sometimes faster, sometimes slower, etc. That means that Min's viewings can see different times in TAR, or people related to TAR or bound there in some way.
I have a strange idea... Prolly not true...
Maybe it's not a baby that was born, but is still in the womb?
Can one of Rand and Elayn's babies have the soul of one of the heroes of the horn?
That would be so cool.