So the plane that Liv's mom was (not) on had a dirty bomb aboard, necessitating the shoot-down? Okay, so that makes Rowan not a complete monster. But wait, he must have known it had a dirty bomb to take Momma off. So why did they need to shoot it down, if they knew the bomb was there?

Dr. Fate: Solomon Grundy's grave is empty.
Aquaman: Tell me where to find those responsible. Then dig more graves.