Diana doesn't appreciate being held by this man but stops struggling the moment she hears the engines.

She complies, standing still with her hands up. Great, they were being arrested. This was going to put Barb and Ian over the freaking moon.

She doesn't say anything though, just casts a glance at Howard. What excuse can they really come up with? She hopes Howards got a good one because otherwise she's going to have to improvise quickly.