9 hours versus 35 minutes?
When two people are critical/serious?
Two helicopters responding
instead of one, who else might have needed that first 'copter?

Cultural or protocol differences need to be taken into account.
A SPOT or some other method of communication may be needed
in that geo-political area. Pre-scripted messages might be
the way to go.

I see plenty to improve upon. Every incident has opportunity to
learn from.