* give an AI-driven BTR a move order
* place roadblocks or AT mines anywhere alonganywhere along the route
* observe vehicle will reroute to avoid the routeobstacles.
* observe vehicle will sometimes reroute to avoid the obstacle* in addition, which is expected behaviour for roadblocks but NOT for AT minesvehicles will sometimes reroute to avoid AT mines placed anywhere in their route (needs more testing to confirm)