I know of at least two on the B744. I was on course (Annual Cabin Safety) with one last year (he's now a trainer on the B74F) and personally know one who retired a year or two back - actually, he left early.
Bzzzt. Try again.
CX are NOT anti-American. Some of our colonial just brethen have difficulty "adjusting" IMHO. No-one said it would be easy.