Originally Posted by
chitink
My flight lax-hkg was cancelled and rebooked 12 hours, as a protection AA also booked us on the CX flight.
it was coach that we upgraded, how would we earn if we took cx ?
All depends on how the rebooking was done and will vary from situation to situation. If you were rebooked to business class on the CX flight, then you would most likely earn miles as a paid CX business fare. Again, YMMV.