This mission it is an all helicopter assault up the river, as you proceed the mission gets harder.  The object is to destroy the targets and sieze the next FARP.  Mission created by Bitboy of the 61st Griffins.
 
I flew this mission with them, it is really fun, we had about 15 pilots..
 
Video here:  https://www.youtube.com/watch?v=t-twhdgra2A&t=395s
 
Proceeds go to ther mission creator