I knew you were supposed to declare what it was doing, didn't realise it was start of turn though. I thought it was at the start of that battlegroup. Still, you can assume it's shooting unless I adopt a sort of town crier stance and bellow that it's acting as a gate.
I did. It was the first objective grabbing scenario and Matt only had 2 squads of infantry to my 5, so it was a little unbalanced. We both got two objectives, but I managed to get both of mine off the board (the first one was found early, the second one was found by Free Riders...zoom!