1. open editor
2. place down a BLUFOR Hunter HMG, and give it a "hold fire" waypoint
3. place down an OPFOR AT soldier with a view on the Hunter
4. place down a civilian player as an observer, with a view on both previous units
5. preview the mission
6. observe as the AT soldier plinks ineffectually at the Hunter's armor using his rifle, and eventually gets cut down by the HMG