Apparently not, but I'm gonna answer anyway If attempting to escape, it's a good idea, or if you need to punch a gaping hole in their defensive lines so others can flank and make use of said hole, it's a good idea.
Is there ever a time in this game where the addition of another gun slot wouldn't help things?
636. A shipment of all the new weapons from Alliance 637. A custom built aircraft carrier ship full of the planes from Alliance and studded with carronades and gatlings for AA defense