Halo 5 ghosts of meridian update question

Games Halo 5: Guardians
1

A quick question for anyone who knows the answer:
What does the ping fiture do in halo 5 do? (Up on the D-pad)

2

I think it calls out your location, like an icon appears on your teammates HUD.
Don’t quote me on that though, haha.

3

I also think it is only available in warzone.

4

thanks for a idea guys