Go Blow that Horn (Alliance)

Objectives
Slay Whrrrl.
 * Blow the horn
 * slain

Description
That old, bitter centaur,, mentioned a great air spirit that the centaur worship. To secure the Heights, the last step is for us to deal with this thing.

I've seen them blow the giant horn at the top of the hill there and an air elemental came down. It gave them orders and then dissipated.

Go blow that horn,.

("Blow the horn and then slay Whrrrl.")

Rewards
You will receive:

Progress
It's simple really... you blow the horn, their elemental leader shows up, and you kill it.

Completion
Well then, let's see them get any kind of magical hocus pocus air support now when we take over!