lol sources. You want to wait for the longitudinal studies to be released.
This is why you're so far behind contemporary culture.
This is what trans looks like at ground zero.
http://instagr.am/p/Crg2W3SJt9N/
As for the Olympics, their policy is changing all the time. They'll have to come around sooner or later to what we all know by the time we're 6 years old.
The approach to trans in the West is so ridiculous and so dumb, that only really smart people could lead the way in it. It's that blind spot of genius.